Home Prefix Lookup217.18.240.0/20

217.18.240.0/20 - A1BG A1 Bulgaria EAD (AS8717)

IPv4RIPE NCCallocatedAS8717A1BG A1 Bulgaria EAD RPKI Valid

CIDR

217.18.240.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇧🇬 Bulgaria

City

Veliko Tarnovo (Nikola Gabrovski)

RIR

RIPE NCC

Status

allocated

Allocated

2003-01-20

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
217.18.240.0/20	AS8717 A1BG A1 Bulgaria EAD	Valid	RIPE	2026-10-11

More-Specific Announcements

8 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
217.18.244.0/24	AS29580 A1BG_RSG A1 Bulgaria EAD	Valid	-	2026-10-11
217.18.246.0/24	AS29580 A1BG_RSG A1 Bulgaria EAD	Valid	-	2026-10-11
217.18.247.0/24	AS29580 A1BG_RSG A1 Bulgaria EAD	Valid	-	2026-10-11
217.18.250.0/24	AS13124 A1BG_RSD A1 Bulgaria EAD	Valid	-	2026-10-11
217.18.251.0/24	AS29580 A1BG_RSG A1 Bulgaria EAD	Valid	-	2026-10-11
217.18.253.0/24	AS13124 A1BG_RSD A1 Bulgaria EAD	Valid	-	2026-10-11
217.18.254.0/23	AS13124 A1BG_RSD A1 Bulgaria EAD	Valid	-	2026-10-11
217.18.254.0/24	AS13124 A1BG_RSD A1 Bulgaria EAD	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
217.18.240.0/20	AS8717	/20	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS8717	RIPE	SPNET-MNT	2021-04-23

More Specific Prefixes

Prefix	AS	Country	Status
217.18.240.0/24	AS8717	🇧🇬BG	assigned
217.18.241.0/24		🇧🇬BG	assigned
217.18.242.248/29		🇧🇬BG	assigned
217.18.243.0/26		🇧🇬BG	assigned
217.18.243.128/26		🇧🇬BG	assigned
217.18.243.192/26		🇧🇬BG	assigned
217.18.245.0/24	AS8717	🇧🇬BG	assigned
217.18.248.0/24		🇧🇬BG	assigned
217.18.249.0/24		🇧🇬BG	assigned
217.18.250.0/24	AS13124	🇧🇬BG	assigned
217.18.251.0/24	AS29580	🇧🇬BG	assigned
217.18.252.0/26		🇧🇬BG	assigned
217.18.252.64/29		🇧🇬BG	assigned
217.18.252.96/29		🇧🇬BG	assigned
217.18.252.112/29		🇧🇬BG	assigned
217.18.252.144/28		🇧🇬BG	assigned
217.18.252.160/27		🇧🇬BG	assigned
217.18.252.192/27		🇧🇬BG	assigned
217.18.252.248/29		🇧🇬BG	assigned
217.18.253.0/24	AS13124	🇧🇬BG	assigned
217.18.254.0/24	AS13124	🇧🇬BG	assigned
217.18.255.0/24		🇧🇬BG	assigned

Transfer History

Registry transfers of 217.18.240.0/20, blocks inside it, or blocks containing it.

217.18.240.0/20M&A · 2017-11-08
Blizoo Media and Broadband EAD
RIPE NCC
→
MOBILTEL EAD
RIPE NCC

Date	Resource	From	To	Type
2017-11-08	217.18.240.0/20	Blizoo Media and Broadband EAD RIPE NCC	MOBILTEL EAD RIPE NCC	M&A

Origin ASN

AS8717

A1BG A1 Bulgaria EAD

Related Prefixes

More prefixes of AS8717

All prefixes of AS8717 →

Geolocation

Country🇧🇬BulgariaBG

RegionVeliko Tarnovo

CityVeliko Tarnovo (Nikola Gabrovski)

Coordinates43.0737, 25.6176 ↗

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/217.18.240.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/217.18.240.0/20" | jq

External Links

RIPEstat