Home Prefix Lookup193.37.240.0/21

193.37.240.0/21 - JANET Jisc Services Limited (AS786)

IPv4RIPE NCCassignedAS786JANET Jisc Services Limited RPKI Valid

CIDR

193.37.240.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇬🇧 United Kingdom

City

London

RIR

RIPE NCC

Status

assigned

Allocated

1994-12-07

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
193.37.240.0/21	AS786 JANET Jisc Services Limited	Valid	RIPE	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
193.37.240.0/21	AS786	/21	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS786	RIPE	JIPS-NOSC	2026-08-05

Origin ASN

AS786

JANET Jisc Services Limited

Related Prefixes

More prefixes of AS786

All prefixes of AS786 →

Geolocation

Country🇬🇧United KingdomGB

RegionEngland

CityLondon

Coordinates51.4843, -0.0043 ↗

Abuse Contact

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/193.37.240.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/193.37.240.0/21" | jq

External Links

RIPEstat