Home Prefix Lookup37.191.64.0/19

37.191.64.0/19 - BGP Prefix

IPv4RIPE NCCallocated RPKI Valid

CIDR

37.191.64.0/19

IP Version

IPv4

Addresses

8.1K

Mask

/19 (255.255.224.0)

Country

🇮🇷 Iran

City

Tehran (District 3)

RIR

RIPE NCC

Status

allocated

Allocated

2012-03-21

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

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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

11 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
37.191.64.0/22	AS48309 AGS-AS Ariana Gostar Spadana (PJSC)	Invalid	-	2026-10-12
37.191.68.0/22	AS24631 FANAPTELECOM-FCP Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	Valid	-	2026-10-12
37.191.72.0/23	AS24631 FANAPTELECOM-FCP Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	Valid	-	2026-10-12
37.191.74.0/24	AS24631 FANAPTELECOM-FCP Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	Valid	-	2026-10-12
37.191.74.0/24	AS48309 AGS-AS Ariana Gostar Spadana (PJSC)	Invalid	-	2026-10-12
37.191.75.0/24	AS206065 FDI Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	Valid	-	2026-10-12
37.191.76.0/22	AS24631 FANAPTELECOM-FCP Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	Valid	-	2026-10-12
37.191.80.0/21	AS206065 FDI Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	Valid	-	2026-10-12
37.191.84.0/23	AS206065 FDI Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	Valid	-	2026-10-12
37.191.88.0/22	AS206065 FDI Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	Valid	-	2026-10-12
37.191.92.0/22	AS24631 FANAPTELECOM-FCP Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
37.191.64.0/19	AS24631	/24	ripe

More Specific Prefixes

Prefix	AS	Country	Status
37.191.64.0/20		🇮🇷IR	assigned
37.191.80.0/21	AS206065	🇮🇷IR	assigned
37.191.88.0/22	AS206065	🇮🇷IR	assigned
37.191.92.0/22	AS24631	🇮🇷IR	assigned

Transfer History

Registry transfers of 37.191.64.0/19, blocks inside it, or blocks containing it.

37.191.64.0/19Transfer · 2020-10-14
Ariana Gostar Spadana (PJSC)
RIPE NCC
→
Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS
RIPE NCC

Date	Resource	From	To	Type
2020-10-14	37.191.64.0/19	Ariana Gostar Spadana (PJSC) RIPE NCC	Tose'h Fanavari Ertebabat Pasargad Arian Co. PJS RIPE NCC	Transfer

Geolocation

Country🇮🇷IranIR

RegionTehran

CityTehran (District 3)

Coordinates35.7603, 51.4316 ↗

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/37.191.64.0/19

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

curl -s "https://api.ipctl.io/v1/prefix/37.191.64.0/19" | jq

External Links

RIPEstat