AS263237 Powerhost Telecom SPA details

Summary

Country	Chile
Organization	Powerhost Telecom SPA
Domain	powerhost.cl
Number of IPv4	3,328
Number of IPv6	7.9244× 10²⁸
AS Type	Hosting
Registry	LACNIC
Allocated	May 22, 2014 (about 11 years ago)
Updated	May 22, 2014 (about 11 years ago)

IP Ranges

AS263237 announces 13 IPv4 ranges and 6 IPv6 ranges.

That's a total of 3,328 IPv4 addresses and 7.9244× 10²⁸ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
38.131.8.0/24	Fte Networks	256	ARIN	REASSIGNMENT
200.73.112.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
200.73.113.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
200.73.114.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
200.73.115.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
200.73.116.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
200.73.117.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
200.73.118.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
200.73.119.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
201.217.240.0/24	Powerhost Eirl	256	LACNIC	REALLOCATED
201.217.241.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
201.217.242.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED
201.217.243.0/24	Powerhost Telecom SPA	256	LACNIC	ALLOCATED

Prefix	Organization	Size	Registry	Status
2803:8180::/32	Powerhost Telecom SPA	7.9228× 10²⁸	LACNIC	ALLOCATED
2803:8180::/45	Powerhost Telecom SPA	9.6714× 10²⁴	LACNIC	ALLOCATED
2803:8180:1::/48	Powerhost Telecom SPA	1.2089× 10²⁴	LACNIC	ALLOCATED
2803:8180:2::/48	Powerhost Telecom SPA	1.2089× 10²⁴	LACNIC	ALLOCATED
2803:8180:3::/48	Powerhost Telecom SPA	1.2089× 10²⁴	LACNIC	ALLOCATED
2803:8180:8::/47	Powerhost Telecom SPA	2.4179× 10²⁴	LACNIC	ALLOCATED

AS263237 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.

AS42 AS714 AS917 AS999 AS1031 AS1239 AS1251 AS1828 AS1916 AS2635 AS2688 AS2906 AS3303 AS4258 AS6057 AS6206 AS6208 AS6424 AS6461 AS6505 AS6507 AS6568 AS6623 AS7049 AS7195 AS7500 AS7979 AS8055 AS8100 AS8674 AS8757 AS9009 AS9498 AS10099 AS10310 AS10674 AS10954 AS11014 AS11019 AS11096 AS11280 AS11338 AS11432 AS11686 AS11767 AS11844 AS11921 AS12684 AS13150 AS13335 AS13357 AS13360 AS13489 AS13495 AS13760 AS13786 AS13984 AS14026 AS14204 AS14282 AS14463 AS14537 AS14551 AS14593 AS14840 AS14868 AS15133 AS15256 AS15695 AS15830 AS15967 AS16276 AS16509 AS16552 AS16685 AS16735 AS16921 AS17222 AS18978 AS19151 AS19531 AS19551 AS20080 AS20144 AS20253 AS20473 AS20940 AS21351 AS21559 AS21574 AS21859 AS21928 AS22250 AS22356 AS22381 AS22548 AS22616 AS22689 AS22697 AS22850 AS23028 AS23074 AS23089 AS23105 AS23106 AS23114 AS23314 AS23344 AS23379 AS23470 AS23764 AS24482 AS25192 AS25837 AS25875 AS25933 AS26141 AS26415 AS26744 AS27589 AS27688 AS27693 AS27715 AS28001 AS28008 AS28118 AS28125 AS28126 AS28130 AS28135 AS28143 AS28144 AS28146 AS28153 AS28158 AS28165 AS28171 AS28173 AS28176 AS28178 AS28186 AS28187 AS28191 AS28195 AS28196 AS28198 AS28201 AS28202 AS28204 AS28213 AS28219 AS28220 AS28225 AS28227 AS28229 AS28232 AS28239 AS28252 AS28254 AS28258 AS28260 AS28275 AS28276 AS28279 AS28283 AS28285 AS28292 AS28293 AS28296 AS28300 AS28305 AS28306 AS28308 AS28309 AS28326 AS28327 AS28334 AS28335 AS28343 AS28359 AS28360 AS28361 AS28368 AS28370 AS28571 AS28573 AS28576 AS28580 AS28585 AS28589 AS28590 AS28598 AS28604 AS28606 AS28610 AS28618 AS28624 AS28634 AS28637 AS28642 AS28644 AS28649 AS28654 AS28656 AS28658 AS28663 AS28665 AS28666 AS28667 AS28668 AS28669 AS29838 AS30081 AS30103 AS30371 AS30404 AS31490 AS31529 AS31898 AS32098 AS32270 AS32415 AS32787 AS32934 AS33182 AS33353 AS33724 AS34224 AS35280 AS36040 AS36165 AS36236 AS36351 AS36692 AS37468 AS37645 AS37721 AS39120 AS40676 AS40850 AS40934 AS41047 AS41095 AS42385 AS45474 AS46489 AS47065 AS47869 AS49544 AS49600 AS51185 AS52320 AS52376 AS52444 AS52455 AS52531 AS52532 AS52541 AS52544 AS52545 AS52551 AS52554 AS52562 AS52565 AS52571 AS52573 AS52584 AS52596 AS52600 AS52603 AS52607 AS52613 AS52617 AS52630 AS52635 AS52637 AS52639 AS52640 AS52641 AS52660 AS52662 AS52668 AS52682 AS52686 AS52695 AS52699 AS52704 AS52706 AS52714 AS52720 AS52721 AS52729 AS52742 AS52758 AS52759 AS52765 AS52771 AS52772 AS52780 AS52789 AS52795 AS52800 AS52817 AS52820 AS52827 AS52838 AS52840 AS52842 AS52858 AS52862 AS52863 AS52871 AS52872 AS52873 AS52877 AS52887 AS52888 AS52892 AS52901 AS52908 AS52911 AS52920 AS52927 AS52930 AS52931 AS52934 AS52935 AS52938 AS52941 AS52944 AS52951 AS52963 AS52965 AS52968 AS52971 AS52973 AS52974 AS52978 AS52981 AS52984 AS52991 AS52995 AS52997 AS52999 AS53005 AS53010 AS53013 AS53019 AS53043 AS53045 AS53048 AS53050 AS53051 AS53052 AS53057 AS53061 AS53062 AS53065 AS53075 AS53086 AS53087 AS53094 AS53100 AS53101 AS53102 AS53107 AS53115 AS53119 AS53121 AS53130 AS53133 AS53141 AS53142 AS53152 AS53154 AS53155 AS53156 AS53158 AS53160 AS53162 AS53169 AS53173 AS53175 AS53178 AS53180 AS53181 AS53184 AS53187 AS53196 AS53201 AS53202 AS53209 AS53216 AS53231 AS53236 AS53237 AS53238 AS53240 AS53243 AS53246 AS53667 AS53828 AS53865 AS53991 AS54113 AS54309 AS54825 AS55195 AS55256 AS55270 AS57695 AS57811 AS57976 AS58453 AS58907 AS59692 AS59930 AS60068 AS60230 AS60503 AS60725 AS61317 AS61461 AS61512 AS61568 AS61573 AS61580 AS61584 AS61589 AS61591 AS61592 AS61599 AS61618 AS61620 AS61621 AS61648 AS61650 AS61652 AS61659 AS61665 AS61666 AS61672 AS61678 AS61680 AS61696 AS61700 AS61704 AS61712 AS61716 AS61737 AS61745 AS61751 AS61756 AS61759 AS61768 AS61784 AS61786 AS61792 AS61797 AS61802 AS61805 AS61817 AS61823 AS61832 AS61851 AS61858 AS61866 AS61871 AS61876 AS61884 AS61888 AS61890 AS61893 AS61895 AS61906 AS61917 AS61918 AS61922 AS61923 AS61928 AS61934 AS61941 AS62597 AS62887 AS62913 AS62955 AS63023 AS63199 AS63399 AS63452 AS64096 AS64126 AS132203 AS136907 AS137831 AS138915 AS139341 AS199524 AS211612 AS214331 AS214657 AS262262 AS262285 AS262287 AS262288 AS262290 AS262293 AS262299 AS262300 AS262302 AS262306 AS262311 AS262313 AS262317 AS262342 AS262343 AS262346 AS262352 AS262354 AS262355 AS262364 AS262365 AS262385 AS262387 AS262403 AS262404 AS262406 AS262409 AS262411 AS262412 AS262417 AS262433 AS262434 AS262435 AS262437 AS262444 AS262454 AS262457 AS262459 AS262462 AS262463 AS262469 AS262474 AS262476 AS262478 AS262480 AS262490 AS262493 AS262494 AS262498 AS262499 AS262505 AS262507 AS262512 AS262516 AS262518 AS262530 AS262532 AS262539 AS262540 AS262546 AS262557 AS262558 AS262567 AS262571 AS262572 AS262585 AS262588 AS262589 AS262591 AS262593 AS262595 AS262605 AS262606 AS262609 AS262614 AS262620 AS262624 AS262637 AS262643 AS262644 AS262645 AS262653 AS262655 AS262659 AS262662 AS262664 AS262674 AS262675 AS262684 AS262689 AS262690 AS262691 AS262706 AS262708 AS262725 AS262729 AS262731 AS262734 AS262740 AS262742 AS262753 AS262755 AS262757 AS262761 AS262765 AS262773 AS262777 AS262807 AS262808 AS262811 AS262812 AS262820 AS262821 AS262822 AS262828 AS262832 AS262841 AS262842 AS262847 AS262851 AS262856 AS262865 AS262868 AS262880 AS262881 AS262889 AS262893 AS262901 AS262907 AS262909 AS262940 AS262952 AS262966 AS262970 AS262972 AS262977 AS262979 AS262988 AS262989 AS262995 AS262996 AS262999 AS263004 AS263009 AS263016 AS263024 AS263032 AS263047 AS263053 AS263055 AS263059 AS263073 AS263077 AS263080 AS263083 AS263087 AS263096 AS263099 AS263110 AS263120 AS263128 AS263129 AS263139 AS263143 AS263144 AS263151 AS263152 AS263153 AS263154 AS263155 AS263251 AS263252 AS263265 AS263266 AS263267 AS263269 AS263270 AS263276 AS263278 AS263297 AS263311 AS263321 AS263327 AS263328 AS263332 AS263336 AS263338 AS263341 AS263346 AS263347 AS263353 AS263355 AS263362 AS263372 AS263377 AS263380 AS263387 AS263411 AS263413 AS263415 AS263418 AS263421 AS263432 AS263433 AS263442 AS263444 AS263445 AS263461 AS263462 AS263469 AS263470 AS263471 AS263475 AS263481 AS263482 AS263484 AS263495 AS263500 AS263507 AS263508 AS263511 AS263514 AS263518 AS263520 AS263532 AS263535 AS263536 AS263541 AS263544 AS263553 AS263558 AS263563 AS263566 AS263569 AS263574 AS263582 AS263583 AS263585 AS263586 AS263595 AS263596 AS263603 AS263608 AS263614 AS263616 AS263623 AS263625 AS263626 AS263641 AS263649 AS263656 AS263661 AS263663 AS263666 AS263675 AS263725 AS263812 AS263846 AS263847 AS263855 AS263858 AS263877 AS263880 AS263897 AS263903 AS263906 AS263907 AS263917 AS263922 AS263928 AS263929 AS263934 AS263948 AS263952 AS263966 AS263979 AS263980 AS263991 AS263994 AS263998 AS264002 AS264009 AS264010 AS264017 AS264023 AS264071 AS264075 AS264077 AS264103 AS264110 AS264112 AS264116 AS264120 AS264124 AS264127 AS264129 AS264133 AS264135 AS264141 AS264144 AS264147 AS264159 AS264162 AS264169 AS264170 AS264195 AS264197 AS264200 AS264204 AS264207 AS264209 AS264212 AS264215 AS264216 AS264217 AS264223 AS264227 AS264228 AS264238 AS264246 AS264248 AS264255 AS264270 AS264273 AS264285 AS264288 AS264293 AS264294 AS264295 AS264321 AS264323 AS264329 AS264332 AS264342 AS264360 AS264381 AS264393 AS264397 AS264409 AS264424 AS264425 AS264426 AS264428 AS264440 AS264442 AS264448 AS264450 AS264461 AS264463 AS264479 AS264491 AS264496 AS264500 AS264503 AS264512 AS264517 AS264519 AS264525 AS264528 AS264531 AS264536 AS264543 AS264544 AS264555 AS264562 AS264567 AS264574 AS264577 AS264579 AS264580 AS264592 AS264595 AS264596 AS264597 AS264598 AS264861 AS264872 AS264876 AS264886 AS264903 AS264913 AS264926 AS264929 AS264936 AS264943 AS264948 AS264949 AS264962 AS264963 AS264969 AS264983 AS264993 AS264997 AS264998 AS265008 AS265016 AS265019 AS265029 AS265032 AS265036 AS265038 AS265043 AS265061 AS265066 AS265067 AS265080 AS265085 AS265086 AS265091 AS265095 AS265103 AS265106 AS265113 AS265117 AS265126 AS265135 AS265136 AS265140 AS265143 AS265144 AS265152 AS265169 AS265171 AS265175 AS265187 AS265188 AS265189 AS265192 AS265197 AS265207 AS265215 AS265217 AS265232 AS265242 AS265244 AS265255 AS265257 AS265260 AS265262 AS265266 AS265268 AS265269 AS265279 AS265281 AS265282 AS265284 AS265290 AS265300 AS265311 AS265317 AS265330 AS265338 AS265345 AS265354 AS265365 AS265375 AS265377 AS265379 AS265386 AS265389 AS265390 AS265393 AS265398 AS265409 AS265410 AS265417 AS265421 AS265434 AS265436 AS265437 AS265442 AS265450 AS265455 AS265475 AS265478 AS265482 AS265484 AS265491 AS265886 AS265896 AS265918 AS265919 AS265923 AS265928 AS265937 AS265943 AS265949 AS265950 AS265952 AS265975 AS265996 AS265998 AS266003 AS266006 AS266009 AS266013 AS266020 AS266022 AS266059 AS266060 AS266069 AS266080 AS266081 AS266096 AS266101 AS266121 AS266129 AS266131 AS266135 AS266136 AS266140 AS266142 AS266145 AS266151 AS266154 AS266156 AS266157 AS266165 AS266167 AS266169 AS266181 AS266185 AS266191 AS266192 AS266198 AS266201 AS266207 AS266211 AS266216 AS266222 AS266228 AS266232 AS266246 AS266247 AS266248 AS266250 AS266260 AS266275 AS266280 AS266282 AS266298 AS266322 AS266360 AS266365 AS266380 AS266382 AS266385 AS266389 AS266399 AS266400 AS266409 AS266414 AS266416 AS266420 AS266423 AS266428 AS266430 AS266434 AS266435 AS266438 AS266439 AS266440 AS266444 AS266445 AS266448 AS266453 AS266454 AS266457 AS266468 AS266470 AS266471 AS266475 AS266476 AS266477 AS266492 AS266498 AS266519 AS266525 AS266539 AS266560 AS266568 AS266592 AS266593 AS266598 AS266607 AS266616 AS266620 AS266633 AS266641 AS266649 AS266651 AS266809 AS266921 AS266923 AS266926 AS266931 AS266933 AS266948 AS266952 AS266961 AS266962 AS266984 AS266986 AS266989 AS267009 AS267011 AS267013 AS267016 AS267024 AS267032 AS267034 AS267055 AS267056 AS267076 AS267078 AS267083 AS267088 AS267101 AS267115 AS267117 AS267120 AS267123 AS267124 AS267135 AS267158 AS267163 AS267167 AS267174 AS267188 AS267191 AS267192 AS267197 AS267202 AS267209 AS267229 AS267248 AS267256 AS267263 AS267279 AS267288 AS267289 AS267294 AS267325 AS267326 AS267334 AS267343 AS267355 AS267367 AS267387 AS267393 AS267397 AS267398 AS267401 AS267412 AS267429 AS267456 AS267458 AS267460 AS267464 AS267466 AS267467 AS267469 AS267470 AS267473 AS267475 AS267479 AS267484 AS267496 AS267511 AS267513 AS267516 AS267521 AS267522 AS267536 AS267544 AS267562 AS267563 AS267567 AS267576 AS267587 AS267588 AS267594 AS267610 AS267613 AS267614 AS267620 AS267623 AS267638 AS267641 AS267647 AS267649 AS267665 AS267669 AS267809 AS267935 AS267955 AS267974 AS267988 AS267993 AS267994 AS268006 AS268013 AS268035 AS268037 AS268041 AS268042 AS268043 AS268072 AS268080 AS268083 AS268097 AS268106 AS268107 AS268125 AS268131 AS268134 AS268138 AS268145 AS268156 AS268157 AS268162 AS268168 AS268171 AS268183 AS268190 AS268197 AS268199 AS268200 AS268202 AS268205 AS268207 AS268214 AS268221 AS268222 AS268231 AS268234 AS268235 AS268248 AS268251 AS268289 AS268296 AS268311 AS268314 AS268323 AS268330 AS268331 AS268335 AS268336 AS268344 AS268351 AS268355 AS268357 AS268374 AS268375 AS268384 AS268385 AS268396 AS268400 AS268402 AS268404 AS268413 AS268432 AS268434 AS268459 AS268460 AS268463 AS268468 AS268485 AS268487 AS268492 AS268502 AS268509 AS268517 AS268518 AS268525 AS268529 AS268551 AS268560 AS268568 AS268576 AS268581 AS268592 AS268600 AS268605 AS268606 AS268607 AS268608 AS268616 AS268624 AS268628 AS268631 AS268637 AS268645 AS268647 AS268658 AS268661 AS268665 AS268668 AS268671 AS268676 AS268684 AS268685 AS268689 AS268692 AS268696 AS268699 AS268700 AS268710 AS268721 AS268726 AS268729 AS268730 AS268732 AS268735 AS268746 AS268747 AS268753 AS268764 AS268782 AS268787 AS268788 AS268789 AS268793 AS268818 AS268821 AS268824 AS268829 AS268835 AS268841 AS268845 AS268860 AS268862 AS268866 AS268874 AS268880 AS268886 AS268890 AS268892 AS268900 AS268907 AS268913 AS268924 AS268925 AS268935 AS268940 AS268962 AS268976 AS268979 AS268983 AS268985 AS269002 AS269015 AS269018 AS269023 AS269035 AS269036 AS269038 AS269039 AS269044 AS269046 AS269053 AS269060 AS269068 AS269070 AS269075 AS269089 AS269096 AS269109 AS269115 AS269122 AS269131 AS269137 AS269138 AS269144 AS269151 AS269153 AS269170 AS269171 AS269180 AS269182 AS269194 AS269215 AS269217 AS269223 AS269235 AS269243 AS269249 AS269254 AS269255 AS269267 AS269286 AS269298 AS269299 AS269300 AS269308 AS269314 AS269320 AS269337 AS269338 AS269339 AS269340 AS269344 AS269352 AS269360 AS269370 AS269372 AS269376 AS269387 AS269391 AS269396 AS269401 AS269411 AS269416 AS269423 AS269435 AS269439 AS269444 AS269462 AS269467 AS269474 AS269475 AS269479 AS269499 AS269506 AS269517 AS269518 AS269522 AS269523 AS269535 AS269553 AS269554 AS269557 AS269574 AS269589 AS269595 AS269597 AS269626 AS269628 AS269632 AS269634 AS269639 AS269640 AS269641 AS269646 AS269656 AS269658 AS269659 AS269663 AS269667 AS269673 AS269674 AS269690 AS269705 AS269708 AS269712 AS269719 AS269783 AS270052 AS270263 AS270268 AS270271 AS270276 AS270277 AS270283 AS270285 AS270289 AS270294 AS270320 AS270333 AS270340 AS270341 AS270353 AS270358 AS270359 AS270361 AS270372 AS270375 AS270393 AS270398 AS270417 AS270425 AS270438 AS270439 AS270442 AS270444 AS270447 AS270458 AS270468 AS270477 AS270482 AS270497 AS270520 AS270522 AS270523 AS270550 AS270553 AS270558 AS270560 AS270564 AS270577 AS270581 AS270586 AS270593 AS270600 AS270606 AS270608 AS270623 AS270624 AS270630 AS270643 AS270653 AS270654 AS270664 AS270669 AS270673 AS270674 AS270675 AS270684 AS270689 AS270713 AS270724 AS270735 AS270737 AS270738 AS270741 AS270743 AS270760 AS270766 AS270776 AS270782 AS270794 AS270796 AS270804 AS270810 AS270814 AS270816 AS270817 AS270819 AS270820 AS270823 AS270824 AS270826 AS270836 AS270838 AS270851 AS270857 AS270860 AS270863 AS270874 AS270877 AS270888 AS270905 AS270907 AS270916 AS270921 AS270922 AS270923 AS270932 AS270949 AS270955 AS270964 AS270990 AS270995 AS271000 AS271010 AS271011 AS271016 AS271018 AS271019 AS271021 AS271023 AS271027 AS271042 AS271069 AS271072 AS271075 AS271102 AS271110 AS271115 AS271116 AS271117 AS271126 AS271145 AS271146 AS271148 AS271189 AS271201 AS271203 AS271205 AS271253 AS271258 AS271266 AS271270 AS271283 AS271284 AS271287 AS271300 AS271322 AS271325 AS271339 AS271340 AS271341 AS271343 AS271355 AS271369 AS271373 AS271380 AS271383 AS271387 AS271388 AS271398 AS271407 AS271408 AS271409 AS271410 AS271414 AS271421 AS271432 AS271437 AS271439 AS271459 AS271466 AS271474 AS271477 AS271478 AS271479 AS271488 AS271498 AS271500 AS271508 AS271533 AS271538 AS271548 AS271553 AS271560 AS271562 AS271565 AS271575 AS271578 AS271586 AS271587 AS271595 AS271599 AS271604 AS271609 AS271617 AS271626 AS271632 AS271660 AS271663 AS271682 AS271686 AS271689 AS271690 AS271692 AS271694 AS271701 AS271733 AS271761 AS272021 AS272022 AS272102 AS272161 AS272163 AS272167 AS272174 AS272184 AS272187 AS272195 AS272207 AS272210 AS272249 AS272274 AS272426 AS272447 AS272458 AS272461 AS272462 AS272467 AS272477 AS272484 AS272488 AS272505 AS272539 AS272573 AS272610 AS272626 AS272636 AS272659 AS272665 AS272678 AS272701 AS272713 AS272719 AS272739 AS272753 AS272786 AS272794 AS273335 AS273380 AS273409 AS273444 AS273454 AS273461 AS273473 AS273478 AS273488 AS273497 AS273517 AS273522 AS273527 AS273548 AS273558 AS273561 AS273595 AS273616 AS273644 AS273654 AS273656 AS273669 AS273678 AS273683 AS273697 AS273706 AS273714 AS273732 AS273760 AS273765 AS273772 AS273793 AS274593 AS274743 AS328366 AS394354 AS394684 AS395880 AS396986 AS399647 AS400282 AS400414 AS401322 AS401614

AS263237 connects to the global Internet via at least 7 upstream providers. In this setup, AS263237 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

AS174 AS3356 AS6939 AS16397 AS28329 AS52468 AS53427

AS263237 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS263237's role in extending Internet access beyond its own infrastructure.

AS20015 AS27986 AS28096 AS28319 AS42473 AS52341 AS52510 AS52580 AS52925 AS54994 AS61460 AS61503 AS64139 AS262256 AS263700 AS264814 AS265675 AS265703 AS265757 AS265830 AS266771 AS266830 AS266844 AS266887 AS270014 AS272014 AS400317

AS263237

Powerhost Telecom SPA — powerhost.cl

Summary

IP Ranges

Peers

Upstreams

Downstreams