Home Prefix Lookup2001:67c:1388::/48

2001:67c:1388::/48 - The Optimal Link Corporation (AS40156)

IPv6RIPE NCCassignedAS40156THEOPT-HOU - The Optimal Link CorporationNo ROA

CIDR

2001:67c:1388::/48

IP Version

IPv6

Addresses

1.2Y

Mask

/48

Country

🇺🇸 United States

City

Houston

RIR

RIPE NCC

Status

assigned

Allocated

2013-02-25

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2001:67c:1388::/48	AS40156 THEOPT-HOU - The Optimal Link Corporation	No ROA	RIPE	2026-10-12

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS397086	Other IRR	MAINT-AS46573	2026-04-17
AS40156	RIPE	INSTITUTE-MNT	2026-05-26

Transfer History

Registry transfers of 2001:67c:1388::/48, blocks inside it, or blocks containing it.

2001:67c:1388::/48Transfer · 2023-10-11
Software Freedom Institute SA
RIPE NCC
→
Software Freedom Institute LLC
RIPE NCC
2001:67c:1388::/48Transfer · 2021-07-05
Open Telecoms Software Ltd
RIPE NCC
→
Software Freedom Institute SA
RIPE NCC

Date	Resource	From	To	Type
2023-10-11	2001:67c:1388::/48	Software Freedom Institute SA RIPE NCC	Software Freedom Institute LLC RIPE NCC	Transfer
2021-07-05	2001:67c:1388::/48	Open Telecoms Software Ltd RIPE NCC	Software Freedom Institute SA RIPE NCC	Transfer

Origin ASN

AS40156

THEOPT-HOU - The Optimal Link Corporation

Related Prefixes

More prefixes of AS40156

All prefixes of AS40156 →

Geolocation

Country🇺🇸United StatesUS

RegionTexas

CityHouston

Coordinates29.7604, -95.3698 ↗

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/2001:67c:1388::/48

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

curl -s "https://api.ipctl.io/v1/prefix/2001:67c:1388::/48" | jq

External Links

RIPEstat