Home Prefix Lookup187.251.64.0/19

187.251.64.0/19 - IENTC S DE RL DE CV (AS28458)

IPv4LACNICallocatedAS28458AS28458 - IENTC S DE RL DE CV RPKI Valid

CIDR

187.251.64.0/19

IP Version

IPv4

Addresses

8.1K

Mask

/19 (255.255.224.0)

Country

🇲🇽 Mexico

City

Ixtlán de Juárez

RIR

LACNIC

Status

allocated

Allocated

2012-11-29

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

10 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
187.251.64.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12
187.251.65.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12
187.251.66.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12
187.251.67.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12
187.251.68.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12
187.251.69.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12
187.251.92.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12
187.251.93.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12
187.251.94.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12
187.251.95.0/24	AS28458 AS28458 - IENTC S DE RL DE CV	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
187.251.64.0/19	AS28458	/24	lacnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS28458	LACNIC	MNT-MX-ISRC2-LACNIC	-
AS28458	Other IRR	MAINT-AS28458	2024-09-16

Transfer History

Registry transfers of 187.251.64.0/19, blocks inside it, or blocks containing it.

187.251.64.0/19Transfer · 2025-06-11
Corporacion Universitaria para el Desarrollo de Internet, A.C.
🇲🇽 MX LACNIC
→
IENTC S DE RL DE CV
🇲🇽 MX LACNIC

Date	Resource	From	To	Type
2025-06-11	187.251.64.0/19	Corporacion Universitaria para el Desarrollo de Internet, A.C. 🇲🇽 MX LACNIC	IENTC S DE RL DE CV 🇲🇽 MX LACNIC	Transfer

Origin ASN

AS28458

AS28458 - IENTC S DE RL DE CV

Related Prefixes

More prefixes of AS28458

All prefixes of AS28458 →

Geolocation

Country🇲🇽MexicoMX

RegionOaxaca

CityIxtlán de Juárez

Coordinates17.3316, -96.4876 ↗

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/187.251.64.0/19

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

curl -s "https://api.ipctl.io/v1/prefix/187.251.64.0/19" | jq

External Links

RIPEstat