AS11740
Progressive Casualty Insurance Company
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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 170.218.32.0/20 | 4.1K |
0.3%
|
Progressive Casualty Insurance Company | US | Ohio | Lakewood |
| 170.218.208.0/20 | 4.1K |
0.4%
|
Progressive Casualty Insurance Company | US | Ohio | Cleveland |
| 170.218.224.0/20 | 4.1K |
0.8%
|
Progressive Casualty Insurance Company | US | Ohio | Willoughby |
| 170.218.200.0/21 | 2.0K |
0.4%
|
Progressive Casualty Insurance Company | US | — | — |
| 170.218.68.0/22 | 1.0K |
0.1%
|
Progressive Casualty Insurance Company | US | — | — |
| 170.218.240.0/22 | 1.0K |
0.1%
|
Progressive Casualty Insurance Company | US | — | — |
| 170.218.248.0/22 | 1.0K |
0.9%
|
Progressive Casualty Insurance Company | US | Colorado | Colorado Springs |
| 170.218.48.0/23 | 512 |
0.0%
|
Progressive Casualty Insurance Company | US | — | — |
| 170.218.246.0/23 | 512 |
2.7%
|
Progressive Casualty Insurance Company | US | — | — |
| 170.218.248.0/23 | 512 |
1.8%
|
Progressive Casualty Insurance Company | US | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS11740 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 |
|---|---|---|
| 170.218.240.0/24 | 53,892 | 2026-10-19 08:57:02 |
| 170.218.68.0/24 | 50,709 | 2026-10-19 08:57:02 |
| 170.218.248.0/23 | 33,233 | 2026-10-19 08:55:15 |
| 170.218.32.0/20 | 32,915 | 2026-10-19 08:55:15 |
| 170.218.208.0/20 | 29,987 | 2026-10-19 08:55:15 |
| 170.218.200.0/21 | 29,940 | 2026-10-19 08:55:15 |
| 170.218.246.0/23 | 29,352 | 2026-10-19 08:55:15 |
| 170.218.48.0/23 | 26,443 | 2026-10-19 08:55:15 |
| 170.218.240.0/22 | 25,622 | 2026-10-19 08:56:49 |
| 170.218.68.0/22 | 20,194 | 2026-10-19 08:56:49 |
| 170.218.224.0/20 | 11,482 | 2026-09-09 11:12:57 |
| 170.218.250.0/23 | 11,479 | 2026-09-09 11:12:57 |
| 170.218.210.0/24 | 3,738 | 2026-09-24 02:50:52 |
| 170.218.209.0/24 | 3,735 | 2026-09-24 02:50:52 |
| 170.218.34.0/24 | 3,273 | 2026-09-24 02:50:52 |
| 170.218.33.0/24 | 3,267 | 2026-09-24 02:50:52 |
Frequently Asked Questions
What is AS11740?
AS11740 is an Autonomous System Number assigned to Progressive Casualty Insurance Company. 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 AS11740 announce?
AS11740 announces 13.8K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in United States.
Who operates AS11740?
AS11740 is operated by Progressive Casualty Insurance Company. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS11740 registered in?
AS11740 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
