AS1280
Internet Systems Consortium, Inc.
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
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
About Internet Systems Consortium
Internet Systems Consortium, Inc., also known as ISC, is an American non-profit corporation that supports the infrastructure of the universal, self-organizing Internet by developing and maintaining core production-quality software, protocols, and operations. ISC has developed several key Internet technologies that enable the global Internet, including: BIND, ISC DHCP and Kea.
Network profile
Source: PeeringDB →Present at 1 internet exchange: Equinix Palo Alto
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS1280 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 |
|---|---|---|
| 149.20.7.0/24 | 5,634 | 2026-07-22 07:26:56 |
| 192.158.252.0/24 | 5,632 | 2026-07-22 07:26:56 |
| 149.20.8.0/24 | 5,547 | 2026-07-22 07:26:56 |
| 204.152.190.0/24 | 5,537 | 2026-07-22 07:26:56 |
| 149.20.61.0/24 | 5,535 | 2026-07-22 07:26:56 |
| 149.20.59.0/24 | 5,534 | 2026-07-22 07:26:56 |
| 149.20.54.0/24 | 5,528 | 2026-07-22 07:26:56 |
| 204.152.191.0/24 | 5,526 | 2026-07-22 07:26:56 |
| 149.20.85.0/24 | 5,526 | 2026-07-22 07:26:56 |
| 149.20.86.0/24 | 5,523 | 2026-07-22 07:26:56 |
| 204.152.186.0/24 | 5,522 | 2026-07-22 07:26:56 |
| 149.20.60.0/24 | 5,522 | 2026-07-22 07:26:56 |
| 149.20.87.0/24 | 5,518 | 2026-07-22 07:26:56 |
| 204.152.187.0/24 | 5,515 | 2026-07-22 07:26:56 |
| 204.152.185.0/24 | 5,514 | 2026-07-22 07:26:56 |
| 149.20.81.0/24 | 5,513 | 2026-07-22 07:26:56 |
| 204.152.189.0/24 | 5,509 | 2026-07-22 07:26:56 |
| 204.152.188.0/24 | 5,509 | 2026-07-22 07:26:56 |
| 204.152.184.0/24 | 5,506 | 2026-07-22 07:26:56 |
| 149.20.84.0/24 | 5,499 | 2026-07-22 07:26:56 |
| 204.152.184.0/21 | 5,268 | 2026-07-22 07:26:56 |
| 149.20.23.0/24 | 4,338 | 2026-07-22 07:26:56 |
| 149.20.52.0/24 | 4,334 | 2026-07-22 07:26:56 |
| 149.20.33.0/24 | 4,334 | 2026-07-22 07:26:56 |
| 149.20.22.0/24 | 4,330 | 2026-07-22 07:26:56 |
| 149.20.56.0/24 | 4,327 | 2026-07-22 07:26:56 |
| 149.20.63.0/24 | 4,326 | 2026-07-22 07:26:56 |
| 149.20.46.0/24 | 4,324 | 2026-07-22 07:26:56 |
| 149.20.48.0/24 | 4,323 | 2026-07-22 07:26:56 |
| 149.20.90.0/24 | 4,322 | 2026-07-22 07:26:56 |
| 149.20.25.0/24 | 4,321 | 2026-07-22 07:26:56 |
| 149.20.19.0/24 | 4,319 | 2026-07-22 07:26:56 |
| 149.20.62.0/24 | 4,319 | 2026-07-22 07:26:56 |
| 149.20.0.0/24 | 4,318 | 2026-07-22 07:26:56 |
| 149.20.72.0/24 | 4,317 | 2026-07-22 07:26:56 |
| 149.20.75.0/24 | 4,315 | 2026-07-22 07:26:56 |
| 149.20.21.0/24 | 4,315 | 2026-07-22 07:26:56 |
| 149.20.42.0/24 | 4,314 | 2026-07-22 07:26:56 |
| 149.20.30.0/24 | 4,311 | 2026-07-22 07:26:56 |
| 149.20.51.0/24 | 4,311 | 2026-07-22 07:26:56 |
| 149.20.65.0/24 | 4,311 | 2026-07-22 07:26:56 |
| 149.20.76.0/24 | 4,310 | 2026-07-22 07:26:56 |
| 149.20.15.0/24 | 4,310 | 2026-07-22 07:26:56 |
| 149.20.1.0/24 | 4,309 | 2026-07-22 07:26:56 |
| 149.20.78.0/24 | 4,309 | 2026-07-22 07:26:56 |
| 149.20.41.0/24 | 4,308 | 2026-07-22 07:26:56 |
| 149.20.45.0/24 | 4,307 | 2026-07-22 07:26:56 |
| 149.20.88.0/24 | 4,306 | 2026-07-22 07:26:56 |
| 149.20.12.0/24 | 4,305 | 2026-07-22 07:26:56 |
| 149.20.49.0/24 | 4,305 | 2026-07-22 07:26:56 |
Showing top 50 of 99 announced prefixes by sample volume.
Frequently Asked Questions
What is AS1280?
AS1280 is an Autonomous System Number assigned to Internet Systems Consortium, Inc.. 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 AS1280 announce?
AS1280 announces 23.6K IPv4 addresses distributed across 20 routed CIDR prefixes. The network is registered in United States.
Who operates AS1280?
AS1280 is operated by Internet Systems Consortium, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS1280 registered in?
AS1280 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
