Home Prefix Lookup2a04:e4c0::/29

2a04:e4c0::/29 - BGP Prefix

IPv6RIPE NCCallocated RPKI Valid

CIDR

2a04:e4c0::/29

IP Version

IPv6

Addresses

633825.3Y

Mask

/29

Country

🇳🇱 The Netherlands

City

Amsterdam

RIR

RIPE NCC

Status

allocated

Allocated

2014-06-03

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

93 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
2a04:e4c0:10::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:12::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:14::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:15::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:16::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:17::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:18::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:20::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:21::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:23::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:24::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:25::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:30::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:31::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:32::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:40::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:41::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:42::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:43::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:44::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:45::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:46::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:47::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:48::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:49::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:51::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:52::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:53::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:54::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:55::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:59::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:60::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:61::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:62::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:63::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:64::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:65::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:66::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:67::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:68::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:70::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:71::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:72::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:73::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:74::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:75::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:76::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:77::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:78::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:79::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:85::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:170::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:171::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:174::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:175::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:176::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c0:177::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:1::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:2::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:3::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:4::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:10::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:20::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:21::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:22::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:3e::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:3f::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:40::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:41::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:42::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:43::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:44::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:45::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:46::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:47::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:48::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:49::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:4b::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:4d::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:4e::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:4f::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:54::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:55::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	No ROA	-	2026-10-20
2a04:e4c4:56::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:57::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:58::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:59::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:60::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c4:61::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c7:fffd::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c7:fffe::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20
2a04:e4c7:ffff::/48	AS36692 CISCO-UMBRELLA - Cisco OpenDNS, LLC	Valid	-	2026-10-20

More Specific Prefixes

Prefix	AS	Country	Status
2a04:e4c0:70::/48	AS36692	🇺🇸US	assigned
2a04:e4c4:5::/48		🇺🇸US	assigned

Transfer History

Registry transfers of 2a04:e4c0::/29, blocks inside it, or blocks containing it.

2a04:e4c0::/29Transfer · 2026-10-19
Cisco OpenDNS LLC
🇺🇸 US RIPE NCC
→
Cisco Systems, Inc.
🇺🇸 US RIPE NCC

Date	Resource	From	To	Type
2026-10-19	2a04:e4c0::/29	Cisco OpenDNS LLC 🇺🇸 US RIPE NCC	Cisco Systems, Inc. 🇺🇸 US RIPE NCC	Transfer

Geolocation

Country🇳🇱The NetherlandsNL

RegionNorth Holland

CityAmsterdam

Coordinates52.3676, 4.9041 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/2a04:e4c0::/29

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/2a04:e4c0::/29" | jq

External Links

RIPEstat