Home Prefix Lookup200.33.144.0/21

200.33.144.0/21 - UNINET (AS8151)

IPv4LACNICallocatedAS8151AS8151 - UNINET RPKI Valid

CIDR

200.33.144.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇲🇽 Mexico

City

Mexico City (Centro)

RIR

LACNIC

Status

allocated

Allocated

1996-11-07

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
200.33.144.0/21	AS8151 AS8151 - UNINET	Valid	LACNICOther IRR	2026-10-17

More-Specific Announcements

5 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
200.33.144.0/22	AS8151 AS8151 - UNINET	Valid	-	2026-10-17
200.33.146.0/24	AS8151 AS8151 - UNINET	Valid	-	2026-10-17
200.33.148.0/22	AS8151 AS8151 - UNINET	Valid	-	2026-10-17
200.33.148.0/24	AS8151 AS8151 - UNINET	Valid	-	2026-10-17
200.33.150.0/24	AS8151 AS8151 - UNINET	Valid	-	2026-10-17

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
200.33.144.0/21	AS8151	/24	lacnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS8151	LACNIC	MNT-MX-USCV4-LACNIC	-
AS8151	Other IRR	MAINT-AS8151	2023-11-13

Origin ASN

AS8151

AS8151 - UNINET

Related Prefixes

More prefixes of AS8151

All prefixes of AS8151 →

Geolocation

Country🇲🇽MexicoMX

RegionMexico City

CityMexico City (Centro)

Coordinates19.4196, -99.1428 ↗

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 LACNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/200.33.144.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/200.33.144.0/21" | jq

External Links

RIPEstat