AS51088 A2B IP B.V. details

Summary

Country	Netherlands
Organization	A2B IP B.V.
Domain	a2b-internet.com
Number of IPv4	37,376
Number of IPv6	7.0513× 10³⁰
AS Type	Hosting
Registry	RIPE NCC
Allocated	May 28, 2010 (about 16 years ago)
Updated	January 20, 2026 (about 2 months ago)

IP Ranges

AS51088 announces 61 IPv4 ranges and 21 IPv6 ranges.

That's a total of 37,376 IPv4 addresses and 7.0513× 10³⁰ IPv6 addresses.

Prefix	Organization	Size	Registry	Status
5.10.192.0/24	INFRA-AW	256	RIPE NCC	ASSIGNED PA
5.44.72.0/21	Mccloud Infra Alkmaar	2,048	RIPE NCC	ASSIGNED PA
31.41.255.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA
31.134.200.0/21	A2B IP B.V.	2,048	RIPE NCC	ALLOCATED PA
45.85.191.0/24	Inetactief	256	RIPE NCC	ASSIGNED PA
46.175.131.0/24	Dc1.amsterdam Cooperatie U.A.	256	RIPE NCC	ALLOCATED PA
46.244.0.0/21	INFRA-AW	2,048	RIPE NCC	ASSIGNED PA
46.244.8.0/22	Shioda	1,024	RIPE NCC	ASSIGNED PA
46.244.12.0/23	A2B IP B.V.	512	RIPE NCC	ALLOCATED PA
46.244.14.0/23	Hot-Pinguin	512	RIPE NCC	ASSIGNED PA
46.244.16.0/23	Cloud2	512	RIPE NCC	ASSIGNED PA
46.244.20.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA
46.244.21.0/24	SHADOWSRV	256	RIPE NCC	ASSIGNED PA
46.244.22.0/24	SHADOWSRV	256	RIPE NCC	ASSIGNED PA
46.244.23.0/24	ISC-SANS	256	RIPE NCC	ASSIGNED PA
46.244.24.0/22	A2B IP B.V.	1,024	RIPE NCC	ALLOCATED PA
46.244.28.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA
46.244.29.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA
46.244.30.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA
46.244.31.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA
46.244.100.0/22	Den Haag	1,024	RIPE NCC	ASSIGNED PA
46.244.104.0/22	A2B IP B.V.	1,024	RIPE NCC	ALLOCATED PA
46.244.112.0/23	Coa - Leeuwarden	512	RIPE NCC	ASSIGNED PA
46.244.120.0/23	A2B IP B.V.	512	RIPE NCC	ALLOCATED PA
46.244.122.0/23	A2B IP B.V.	512	RIPE NCC	ALLOCATED PA
46.244.124.0/23	A2B IP B.V.	512	RIPE NCC	ALLOCATED PA
46.244.126.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA
46.244.127.0/24	A2b Internet	256	RIPE NCC	ASSIGNED PA
62.3.55.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA
62.68.84.0/24	Eljakim Information Technology B.V.	256	RIPE NCC	ALLOCATED PA
62.221.227.0/24	NL-IO-MODMC-Amsterdam-NL	256	RIPE NCC	SUB-ALLOCATED PA
91.213.13.0/24	Easy Networking B.V.	256	RIPE NCC	ASSIGNED PI
91.233.224.0/23	Riksjaonline B.V.	512	RIPE NCC	ASSIGNED PI
92.249.7.0/24	Eljakim Information Technology B.V.	256	RIPE NCC	ALLOCATED-ASSIGNED PA
93.93.120.0/21	Alkmaar Internetworking	2,048	RIPE NCC	ASSIGNED PA
93.190.124.0/24	Infra-commerce Investments B.V.	256	RIPE NCC	ALLOCATED PA
146.19.97.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA
178.211.151.0/24	Syncforce B.V.	256	RIPE NCC	ALLOCATED PA
178.249.152.0/21	infra-aw	2,048	RIPE NCC	ASSIGNED PA
185.30.204.0/22	Hostling Main Net	1,024	RIPE NCC	ASSIGNED PA
185.34.220.0/22	Nebula-online B.V.	1,024	RIPE NCC	ASSIGNED PA
185.37.4.0/23	Atsc Infrastructure	512	RIPE NCC	ASSIGNED PA
185.37.6.0/24	Digifactory Hosting - Nl.atsc	256	RIPE NCC	ASSIGNED PA
185.40.254.0/24	De Ruiter Network Company B.V.	256	RIPE NCC	ASSIGNED PA
185.41.124.0/22	Infrastructure Mijnpartnergroep	1,024	RIPE NCC	ASSIGNED PA
185.44.244.0/22	Kantoor	1,024	RIPE NCC	ASSIGNED PA
185.46.173.0/24	Dc1.amsterdam Cooperatie U.A.	256	RIPE NCC	ALLOCATED-ASSIGNED PA
185.51.52.0/23	Access Range	512	RIPE NCC	ASSIGNED PA
185.63.244.0/22	It's Us Hosting Environment	1,024	RIPE NCC	ASSIGNED PA
185.205.52.0/22	A2B IP B.V.	1,024	RIPE NCC	ALLOCATED PA
185.217.118.0/24	Wild ICT BV	256	RIPE NCC	ASSIGNED PA
185.218.207.0/24	Dc1.amsterdam Cooperatie U.A.	256	RIPE NCC	ALLOCATED PA
185.225.220.0/22	Ekco B.V.	1,024	RIPE NCC	ALLOCATED PA
185.240.112.0/22	Ekco B.V.	1,024	RIPE NCC	ALLOCATED PA
188.95.143.0/24	NETAFFAIRS	256	RIPE NCC	ASSIGNED PA
192.166.96.0/22	Effect ICT Solutions B.V.	1,024	RIPE NCC	ALLOCATED-ASSIGNED PA
193.39.250.0/24	Edward Van Der Jagt B.V.	256	RIPE NCC	ALLOCATED PA
193.108.238.0/24	Easy Networking B.V.	256	RIPE NCC	ASSIGNED PI
193.110.189.0/24	Infra-commerce Investments B.V.	256	RIPE NCC	ALLOCATED PA
193.169.108.0/23	RENZO LISSENBERG	512	RIPE NCC	ASSIGNED PI
212.24.126.0/24	A2B IP B.V.	256	RIPE NCC	ALLOCATED PA

Prefix	Organization	Size	Registry	Status
2001:67c:eb0::/48	Good Cloud BV	1.2089× 10²⁴	RIPE NCC	ASSIGNED PI
2001:67c:1064::/48	Easy Networking B.V.	1.2089× 10²⁴	RIPE NCC	ASSIGNED PI
2a01:77e0::/32	Ekco B.V.	7.9228× 10²⁸	RIPE NCC	ALLOCATED-BY-RIR
2a02:1668::/32	A2B IP B.V.	7.9228× 10²⁸	RIPE NCC	ALLOCATED-BY-RIR
2a02:166a::/32	FTTH-range	7.9228× 10²⁸	RIPE NCC	ALLOCATED-BY-LIR
2a02:166b::/32	Dsl / Ftth Customers	7.9228× 10²⁸	RIPE NCC	AGGREGATED-BY-LIR
2a02:2738::/32	Infrastructure Gemeente Alkmaar	7.9228× 10²⁸	RIPE NCC	ASSIGNED
2a04:6dc0::/32	Atsc Colo V6	7.9228× 10²⁸	RIPE NCC	ALLOCATED-BY-LIR
2a05:2900::/29	A2B IP B.V.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a06:2600::/29	A2B IP B.V.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a06:2600::/32	A2B IP B.V.	7.9228× 10²⁸	RIPE NCC	ALLOCATED-BY-RIR
2a06:2602::/32	A2B IP B.V.	7.9228× 10²⁸	RIPE NCC	ALLOCATED-BY-RIR
2a0a:e80::/29	A2B IP B.V.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a0b:1c0::/29	A2B IP B.V.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a0f:ba00::/29	A2B IP B.V.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a0f:d440::/29	Infra-commerce Investments B.V.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a12:4180::/29	Dc1.amsterdam Cooperatie U.A.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a13:800::/29	A2B IP B.V.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a13:2c00::/29	A2B IP B.V.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a13:3400::/29	A2B IP B.V.	6.3383× 10²⁹	RIPE NCC	ALLOCATED-BY-RIR
2a14:12c0::/32	Eljakim Information Technology B.V.	7.9228× 10²⁸	RIPE NCC	ALLOCATED-BY-RIR

AS51088 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.

AS286 AS714 AS1031 AS1103 AS1126 AS1820 AS2119 AS2603 AS2611 AS2906 AS3303 AS3856 AS3920 AS4455 AS5390 AS5524 AS6204 AS6206 AS6461 AS6507 AS6667 AS6774 AS7342 AS8075 AS8220 AS8283 AS8315 AS8365 AS8368 AS8447 AS8657 AS8674 AS8763 AS8801 AS8881 AS9150 AS10310 AS11967 AS12399 AS12414 AS12859 AS13030 AS13101 AS13285 AS13335 AS14061 AS15169 AS15435 AS15703 AS15830 AS16265 AS16276 AS16298 AS16509 AS19679 AS20495 AS20562 AS20940 AS21263 AS22356 AS24482 AS24961 AS25151 AS25182 AS26141 AS27523 AS28917 AS29119 AS29169 AS30132 AS30781 AS31500 AS31529 AS32590 AS32934 AS34288 AS34696 AS34756 AS34927 AS35297 AS35467 AS37739 AS38965 AS39120 AS39409 AS39563 AS39647 AS39686 AS39704 AS41692 AS42093 AS42708 AS42755 AS43531 AS43668 AS44066 AS44439 AS44592 AS44620 AS44854 AS44901 AS45009 AS48011 AS48635 AS49134 AS49453 AS49544 AS49581 AS49600 AS49685 AS49820 AS49981 AS50263 AS50266 AS50272 AS50295 AS50522 AS50554 AS50629 AS50655 AS50673 AS51430 AS51942 AS52000 AS52025 AS52112 AS55285 AS56911 AS57043 AS57112 AS57344 AS57976 AS58075 AS58291 AS58299 AS59900 AS59985 AS60431 AS60557 AS61029 AS61049 AS61568 AS199524 AS200132 AS200232 AS202562 AS202585 AS206238 AS206264 AS206389 AS207489 AS207994 AS208501 AS209267 AS209823 AS210890 AS211251 AS211623 AS211713 AS211786 AS212232 AS212477 AS212483 AS212591 AS212635 AS212855 AS213035 AS213052 AS213413 AS213449 AS213753 AS214279 AS214556 AS214809 AS263152 AS263444 AS328112 AS399668

AS51088 connects to the global Internet via at least 5 upstream providers. In this setup, AS51088 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

AS2914 AS3257 AS8455 AS56584 AS207176

AS51088 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS51088's role in extending Internet access beyond its own infrastructure.

AS973 AS8298 AS12902 AS15562 AS20953 AS24642 AS31019 AS35027 AS39855 AS42703 AS50119 AS50559 AS52102 AS52199 AS57129 AS60131 AS60358 AS60479 AS64404 AS199670 AS201995 AS202656 AS205668 AS207179 AS210449 AS213577 AS213773 AS214423 AS214988 AS399810

AS51088

A2B IP B.V. — a2b-internet.com

Summary

IP Ranges

Peers

Upstreams

Downstreams