Home Prefix Lookup170.48.0.0/16

170.48.0.0/16 - BGP Prefix

IPv4ARINallocatedNo ROA

CIDR

170.48.0.0/16

IP Version

IPv4

Addresses

65.5K

Mask

/16 (255.255.0.0)

Country

🇨🇦 Canada

City

Toronto

RIR

ARIN

Status

allocated

Allocated

1994-02-10

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

63 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
170.48.0.0/18	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.0.0/18	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.0.0/20	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.0.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.1.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.2.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.7.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.8.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.10.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.11.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.12.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.13.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.14.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.15.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.16.0/20	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.16.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.17.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.18.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.19.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.20.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.23.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.24.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.25.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.27.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.28.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.29.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.30.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.31.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.32.0/20	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.32.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.33.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.36.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.39.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.43.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.47.0/24	AS11406 CIGNA-1 - CIGNA	No ROA	-	2026-10-11
170.48.48.0/20	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.48.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.49.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.50.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.52.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.55.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.59.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.63.0/24	AS13348 CIGNA-2 - CIGNA	No ROA	-	2026-10-11
170.48.64.0/20	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.64.0/24	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.65.0/24	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.68.0/23	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.70.0/23	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.72.0/23	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.74.0/24	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.128.0/20	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.128.0/23	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.128.0/24	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.129.0/24	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.130.0/23	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.130.0/24	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.131.0/24	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.132.0/23	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.134.0/23	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.136.0/23	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.138.0/23	AS202917 CIGNA-UK Cigna HLA Technology Services Company Ltd	No ROA	-	2026-10-11
170.48.140.0/24	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	-	2026-10-11
170.48.152.0/24	AS45783 CIGNAHLA-HK Suite 1001,10F, One Landmark East	No ROA	-	2026-10-11

Transfer History

Registry transfers of 170.48.0.0/16, blocks inside it, or blocks containing it.

170.48.0.0/16M&A · 2016-04-22
Healthsource, Inc.
🇺🇸 US ARIN
→
CIGNA
🇺🇸 US ARIN

Date	Resource	From	To	Type
2016-04-22	170.48.0.0/16	Healthsource, Inc. 🇺🇸 US ARIN	CIGNA 🇺🇸 US ARIN	M&A

Geolocation

Country🇨🇦CanadaCA

RegionOntario

CityToronto

Coordinates43.6532, -79.3832 ↗

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/170.48.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/170.48.0.0/16" | jq

External Links

RIPEstat