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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
About AppNexus
AppNexus is an American multinational technology company operating a cloud-based software platform that enables and optimizes programmatic online advertising. Headquartered in the Flatiron District of New York City, the company has 23 offices in North America, Latin America, Europe, Asia and Australia.
Network profile
Source: PeeringDB →Present at 6 internet exchanges: Equinix New York, Any2West, DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN, AMS-IX, Equinix Singapore, DE-CIX New York: DE-CIX New York Peering LAN
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS29990 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 |
|---|---|---|
| 172.83.92.0/24 | 101,817 | 2026-07-18 12:01:40 |
| 192.190.7.0/24 | 10,081 | 2026-07-18 10:52:49 |
| 103.243.223.0/24 | 7,586 | 2026-07-18 11:59:36 |
| 43.250.0.0/22 | 7,570 | 2026-07-18 11:59:36 |
| 103.243.220.0/23 | 7,570 | 2026-07-18 11:59:36 |
| 103.43.89.0/24 | 7,329 | 2026-07-18 11:59:36 |
| 64.208.141.0/24 | 7,044 | 2026-07-18 11:59:58 |
| 103.43.90.0/23 | 6,806 | 2026-07-18 11:59:36 |
| 103.43.88.0/24 | 6,739 | 2026-07-18 11:59:58 |
| 104.254.148.0/22 | 4,714 | 2026-07-18 12:00:02 |
| 68.67.144.0/21 | 4,652 | 2026-07-18 12:00:02 |
| 68.67.186.0/24 | 4,651 | 2026-07-18 11:59:54 |
| 68.67.128.0/24 | 4,641 | 2026-07-18 12:00:02 |
| 64.210.56.0/21 | 4,634 | 2026-07-18 12:00:02 |
| 68.67.128.0/20 | 4,633 | 2026-07-18 12:00:02 |
| 68.67.176.0/20 | 4,608 | 2026-07-18 12:00:02 |
| 68.67.176.0/23 | 4,571 | 2026-07-18 12:00:02 |
| 68.67.129.0/24 | 4,551 | 2026-07-18 12:00:02 |
| 216.252.164.0/23 | 4,191 | 2026-07-18 12:00:02 |
| 68.67.176.0/21 | 4,177 | 2026-07-18 12:00:02 |
| 68.67.172.0/24 | 3,792 | 2026-07-18 12:00:02 |
| 68.67.174.0/24 | 3,748 | 2026-07-18 12:00:02 |
| 68.67.173.0/24 | 3,739 | 2026-07-18 12:00:02 |
| 204.13.192.0/21 | 3,738 | 2026-07-18 12:00:02 |
| 64.208.136.0/22 | 3,725 | 2026-07-18 12:00:02 |
| 68.67.175.0/24 | 3,718 | 2026-07-18 12:00:02 |
| 68.67.160.0/23 | 3,688 | 2026-07-18 12:00:02 |
| 68.67.152.0/21 | 3,682 | 2026-07-18 12:00:02 |
| 185.33.220.0/22 | 3,654 | 2026-07-18 10:52:44 |
| 185.89.208.0/22 | 3,585 | 2026-07-18 10:52:44 |
| 37.252.168.0/21 | 3,452 | 2026-07-18 11:59:22 |
| 216.252.166.0/24 | 3,448 | 2026-07-18 10:52:29 |
| 37.252.164.0/22 | 3,380 | 2026-07-18 11:59:22 |
| 37.252.162.0/23 | 3,378 | 2026-07-18 11:59:22 |
| 185.83.142.0/23 | 3,347 | 2026-07-18 10:52:44 |
| 37.252.160.0/23 | 3,324 | 2026-07-18 11:59:22 |
| 185.83.140.0/24 | 3,299 | 2026-07-18 10:52:44 |
| 68.67.160.0/21 | 3,294 | 2026-07-18 12:00:02 |
| 68.67.168.0/22 | 3,288 | 2026-07-18 12:00:02 |
| 204.13.193.0/24 | 3,283 | 2026-07-18 10:52:55 |
Frequently Asked Questions
What is AS29990?
AS29990 is an Autonomous System Number assigned to Xandr 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 AS29990 announce?
AS29990 announces 33.8K IPv4 addresses distributed across 19 routed CIDR prefixes. The network is registered in United States.
Who operates AS29990?
AS29990 is operated by Xandr Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS29990 registered in?
AS29990 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
