Data as of Nov 13, 2026
170.48.28.0/23
No anonymizer space · no proxy exits in 30 daysCIGNA
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 170.48.0.0/18 since Nov 2022 | AS13348 | Business | CIGNA |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 170.48.28.0/24 since Jun 2021 | AS13348 | Business | CIGNA | |
| 170.48.29.0/24 since Aug 2020 | AS13348 | Business | CIGNA |
Network & registry
Announced by
Covering announcement 170.48.16.0/20
- Prefix
- 170.48.16.0/20
- Announced by
- AS13348 CIGNA
- Type
- Business
- RPKI
- No RPKI
- Netname
- CIGNA
- Registrant
- CIGNA
- RIR
- ARIN
Origin network
AS13348
US
- Name
- CIGNA
- Type
- Business
- Registered
- Mar 5, 2010
- Domain
- cigna.com
- Industry
- Insurance Carriers and Agencies
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
170.48.16.0/20
Routing history
- Pattern
- Stable
- First seen
- Oct 2013
- Current origin since
- Oct 2013 · 13 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 170.
48. 0. 0/ 16 - Netname
- CIGNA
- Registrant
- CIGNA
- Organization
- CIGNA (CIGNA-7)
- Org address
- 300 Bellevue Drive, Wilmington, DE, 19809
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-170-48-0-0-1
- Parent
- NET-170-0-0-0-0
- Created
- Feb 10, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 10, 1994
- Status
- assigned
Report abuse
Abuse contact
- arin-abuse@
cigna. com - Name
- CIGNAabuse
- Phone
- +1-877-902-4462
- Handle
- CIGNA1-ARIN