AS27951

Data as of 2026-09-27

Handle

This organisation

Netblocks	26
IPv6	26 prefixes (largest 2801:142::/40)
Record ID	249825994
Registry	BGP
Customers	see who runs inside this network →

Evidence & provenance ?

Attribution	RIR handle
Shared handles	clustered on 1 shared RIR contact/maintainer handle
Registry names	1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (26)

⬇ export CSV

CIDR	Org name	Registry	Status	Confidence
2801:10:3800::/48	AS27951	BGP	ANNOUNCED	● low
2801:11:4000::/48	AS27951	BGP	ANNOUNCED	● low
2801:17:4800::/48	AS27951	BGP	ANNOUNCED	● low
2801:17:5800::/48	AS27951	BGP	ANNOUNCED	● low
2801:18:f800::/48	AS27951	BGP	ANNOUNCED	● low
2801:19:4800::/48	AS27951	BGP	ANNOUNCED	● low
2801:1b:6800::/48	AS27951	BGP	ANNOUNCED	● low
2801:1d:e000::/48	AS27951	BGP	ANNOUNCED	● low
2801:119::/48	AS27951	BGP	ANNOUNCED	● low
2801:142::/40	AS27951	BGP	ANNOUNCED	● low
2801:164::/40	AS27951	BGP	ANNOUNCED	● low
2801:186::/44	AS27951	BGP	ANNOUNCED	● low
2801:1aa::/48	AS27951	BGP	ANNOUNCED	● low
2801:1aa:2::/48	AS27951	BGP	ANNOUNCED	● low
2801:1b6::/44	AS27951	BGP	ANNOUNCED	● low
2801:1bc::/44	AS27951	BGP	ANNOUNCED	● low
2801:1c8:8a::/48	AS27951	BGP	ANNOUNCED	● low
2801:1e2::/44	AS27951	BGP	ANNOUNCED	● low
2801:1e4::/42	AS27951	BGP	ANNOUNCED	● low
2801:1ea::/44	AS27951	BGP	ANNOUNCED	● low
2801:1fc::/40	AS27951	BGP	ANNOUNCED	● low
2801:1fc:2::/48	AS27951	BGP	ANNOUNCED	● low
2803:cae0:2::/48	AS27951	BGP	ANNOUNCED	● low
2803:cae0:8010::/48	AS27951	BGP	ANNOUNCED	● low
2803:cae0:c002::/48	AS27951	BGP	ANNOUNCED	● low
2803:cae0:c003::/48	AS27951	BGP	ANNOUNCED	● low

IPv6 ranges (26)

CIDR
2801:142::/40
2801:164::/40
2801:1fc::/40
2801:1e4::/42
2801:186::/44
2801:1b6::/44
2801:1bc::/44
2801:1e2::/44
2801:1ea::/44
2801:10:3800::/48
2801:119::/48
2801:11:4000::/48
2801:17:4800::/48
2801:17:5800::/48
2801:18:f800::/48
2801:19:4800::/48
2801:1aa:2::/48
2801:1aa::/48
2801:1b:6800::/48
2801:1c8:8a::/48
2801:1d:e000::/48
2801:1fc:2::/48
2803:cae0:2::/48
2803:cae0:8010::/48
2803:cae0:c002::/48
2803:cae0:c003::/48

Footprint over time

11 weekly snapshots · JSON

26 -206 netblocks since 2026-07-13

2026-07-13 peak 8,629 2026-09-27

Network trust

what's this?

RPKI hygiene: D how networks compare →

46.2% of checked blocks have valid RPKI ROA coverage (12 of 26)

Possible discrepancies (12)

These blocks are registered to AS27951 but cryptographically authorized for a different, unrelated network (4 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

2801:164::/40 /40	authorized for AS27951 — Media Commerce Partners S.A
2801:1e4::/42 /42	authorized for AS27951 — Media Commerce Partners S.A
2801:186::/44 /44	authorized for AS27951 — Media Commerce Partners S.A
2801:1bc::/44 /44	authorized for AS27817 — Red Nacional Académica de Tecnología Avanzada - RENATA
2801:10:3800::/48 /48	authorized for AS27951 — Media Commerce Partners S.A
2801:17:4800::/48 /48	authorized for AS27951 — Media Commerce Partners S.A
2801:19:4800::/48 /48	authorized for AS3356 — Level 3 Parent, LLC
2801:1b:6800::/48 /48	authorized for AS27951 — Media Commerce Partners S.A
2801:1d:e000::/48 /48	authorized for AS27951 — Media Commerce Partners S.A
2801:119::/48 /48	authorized for AS14080 — Telmex Colombia S.A.
2801:1aa::/48 /48	authorized for AS27951 — Media Commerce Partners S.A
2801:1aa:2::/48 /48	authorized for AS27951 — Media Commerce Partners S.A

NIC Handles

AS27951