AS26153
Blue Cross Blue Shield of South Carolina
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 208.83.144.0/21 | 2.0K |
67.9%
|
Blue Cross Blue Shield of South Carolina | US | South Carolina | Florence |
| 208.60.144.0/22 | 1.0K |
1.4%
|
Blue Cross Blue Shield of South Carolina | US | — | — |
| 208.68.208.0/22 | 1.0K |
0.0%
|
Blue Cross Blue Shield of South Carolina | US | — | — |
| 8.41.91.0/24 | 256 |
0.0%
|
Blue Cross Blue Shield of South Carolina | US | — | — |
| 66.192.63.0/24 | 256 |
43.8%
|
Blue Cross Blue Shield of South Carolina | US | South Carolina | Columbia |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS26153 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 8.41.91.0/24 | 10,190 | 2026-07-31 05:36:53 |
| 66.192.63.0/24 | 9,651 | 2026-07-31 05:30:51 |
| 208.83.144.0/21 | 9,170 | 2026-07-31 05:38:26 |
| 208.68.208.0/22 | 9,135 | 2026-07-31 05:38:26 |
| 208.60.146.0/23 | 9,135 | 2026-07-31 05:15:45 |
| 208.60.144.0/23 | 9,128 | 2026-07-31 05:15:45 |
| 208.68.211.0/24 | 5,890 | 2026-07-31 05:38:48 |
Frequently Asked Questions
What is AS26153?
AS26153 is an Autonomous System Number assigned to Blue Cross Blue Shield of South Carolina. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS26153 announce?
AS26153 announces 4.6K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in United States.
Who operates AS26153?
AS26153 is operated by Blue Cross Blue Shield of South Carolina. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS26153 registered in?
AS26153 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
