Home Prefix Lookup163.252.0.0/16

163.252.0.0/16 - Fidium (AS13977)

IPv4ARINallocatedAS13977CTELCO - FidiumNo ROA

CIDR

163.252.0.0/16

IP Version

IPv4

Addresses

65.5K

Mask

/16 (255.255.0.0)

Country

🇺🇸 United States

City

Bangor

RIR

ARIN

Status

allocated

Allocated

2025-02-24

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
163.252.0.0/16	AS13977 CTELCO - Fidium	No ROA	Other IRR	2026-10-11

More-Specific Announcements

13 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
163.252.0.0/17	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.128.0/20	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.144.0/22	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.148.0/22	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.152.0/22	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.156.0/23	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.158.0/23	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.160.0/22	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.164.0/22	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.168.0/22	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.172.0/23	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.176.0/20	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11
163.252.192.0/18	AS13977 CTELCO - Fidium	No ROA	-	2026-10-11

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS13977	Other IRR	MAINT-CCI	2025-05-05

Transfer History

Registry transfers of 163.252.0.0/16, blocks inside it, or blocks containing it.

163.252.0.0/16Transfer · 2025-02-24
General Dynamics Information Technology, Inc.
🇺🇸 US ARIN
→
Consolidated Communications, Inc.
🇺🇸 US ARIN
163.252.0.0/16M&A · 2021-04-28
Systems Research and Applications Corp.
🇺🇸 US ARIN
→
General Dynamics Information Technology, Inc.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2025-02-24	163.252.0.0/16	General Dynamics Information Technology, Inc. 🇺🇸 US ARIN	Consolidated Communications, Inc. 🇺🇸 US ARIN	Transfer
2021-04-28	163.252.0.0/16	Systems Research and Applications Corp. 🇺🇸 US ARIN	General Dynamics Information Technology, Inc. 🇺🇸 US ARIN	M&A

Origin ASN

AS13977

CTELCO - Fidium

Related Prefixes

More prefixes of AS13977

All prefixes of AS13977 →

Geolocation

Country🇺🇸United StatesUS

RegionMaine

CityBangor

Coordinates44.7988, -68.7727 ↗

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 ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/163.252.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/163.252.0.0/16" | jq

External Links

RIPEstat