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 |
|---|---|---|---|---|---|---|
| 149.50.128.0/19 | 8.2K |
95.8%
|
Dattatec.com | US | — | — |
| 200.58.96.0/19 | 8.2K |
97.0%
|
Dattatec.com | AR | Santa Fe | Rosario |
| 201.32.128.0/19 | 8.2K |
97.6%
|
Dattatec.com | US | — | — |
| 66.97.32.0/20 | 4.1K |
97.7%
|
Dattatec.com | US | — | — |
| 149.34.224.0/20 | 4.1K |
96.0%
|
Cogent Communications, LLC | US | — | — |
| 179.43.112.0/20 | 4.1K |
95.9%
|
Dattatec.com | AR | Santa Fe | Rosario |
| 138.36.236.0/22 | 1.0K |
96.7%
|
Dattatec.com | AR | Santa Fe | Rosario |
| 138.219.40.0/22 | 1.0K |
96.7%
|
Dattatec.com | AR | Santa Fe | Rosario |
| 168.181.184.0/22 | 1.0K |
96.5%
|
Dattatec.com | AR | Santa Fe | Rosario |
| 168.197.48.0/22 | 1.0K |
95.0%
|
Dattatec.com | AR | Santa Fe | Rosario |
| 149.78.131.0/24 | 256 |
22.7%
|
Dattatec.com | US | — | — |
| 181.13.244.0/24 | 256 |
96.5%
|
Dattatec.com | AR | — | — |
| 200.45.208.0/24 | 256 |
98.0%
|
Dattatec.com | AR | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS27823 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 |
|---|---|---|
| 200.58.112.0/24 | 33,467 | 2026-10-01 05:55:58 |
| 66.97.45.0/24 | 24,619 | 2026-10-01 05:57:37 |
| 179.43.114.0/24 | 24,264 | 2026-10-01 05:57:37 |
| 138.36.236.0/22 | 23,046 | 2026-10-01 05:52:36 |
| 149.78.131.0/24 | 22,974 | 2026-10-01 05:54:56 |
| 138.219.40.0/22 | 22,970 | 2026-10-01 05:52:36 |
| 149.50.128.0/19 | 22,588 | 2026-10-01 05:52:36 |
| 149.50.151.0/24 | 19,109 | 2026-10-01 05:52:31 |
| 179.43.115.0/24 | 17,886 | 2026-10-01 05:52:31 |
| 66.97.41.0/24 | 17,361 | 2026-10-01 05:52:31 |
| 66.97.42.0/24 | 17,346 | 2026-10-01 05:52:31 |
| 66.97.38.0/24 | 17,299 | 2026-10-01 05:52:31 |
| 66.97.37.0/24 | 17,276 | 2026-10-01 05:52:31 |
| 66.97.32.0/20 | 17,260 | 2026-10-01 05:52:31 |
| 66.97.47.0/24 | 17,240 | 2026-10-01 05:52:31 |
| 66.97.43.0/24 | 17,214 | 2026-10-01 05:52:31 |
| 66.97.44.0/24 | 17,188 | 2026-10-01 05:52:31 |
| 66.97.46.0/24 | 17,181 | 2026-10-01 05:52:31 |
| 138.219.40.0/24 | 16,877 | 2026-10-01 05:52:31 |
| 138.36.236.0/24 | 16,845 | 2026-10-01 05:52:31 |
| 138.36.237.0/24 | 16,834 | 2026-10-01 05:52:31 |
| 138.36.238.0/24 | 16,829 | 2026-10-01 05:52:31 |
| 138.219.41.0/24 | 16,802 | 2026-10-01 05:52:31 |
| 138.36.239.0/24 | 16,747 | 2026-10-01 05:52:31 |
| 138.219.42.0/24 | 16,725 | 2026-10-01 05:52:31 |
| 138.219.43.0/24 | 16,691 | 2026-10-01 05:52:31 |
| 149.50.136.0/24 | 16,482 | 2026-10-01 05:52:31 |
| 168.197.48.0/22 | 16,286 | 2026-10-01 05:52:31 |
| 168.181.186.0/24 | 16,266 | 2026-10-01 05:52:31 |
| 168.181.187.0/24 | 16,266 | 2026-10-01 05:52:31 |
| 168.197.48.0/24 | 16,237 | 2026-10-01 05:52:31 |
| 168.181.184.0/22 | 16,211 | 2026-10-01 05:52:31 |
| 168.197.49.0/24 | 16,197 | 2026-10-01 05:52:31 |
| 168.181.184.0/24 | 16,189 | 2026-10-01 05:52:31 |
| 181.13.244.0/24 | 15,937 | 2026-10-01 05:52:31 |
| 179.43.123.0/24 | 15,747 | 2026-10-01 05:52:31 |
| 179.43.124.0/24 | 15,746 | 2026-10-01 05:52:31 |
| 179.43.122.0/24 | 15,745 | 2026-10-01 05:52:31 |
| 179.43.113.0/24 | 15,732 | 2026-10-01 05:52:31 |
| 179.43.126.0/24 | 15,730 | 2026-10-01 05:52:31 |
| 179.43.125.0/24 | 15,717 | 2026-10-01 05:52:31 |
| 179.43.120.0/24 | 15,717 | 2026-10-01 05:52:31 |
| 179.43.118.0/24 | 15,692 | 2026-10-01 05:52:31 |
| 179.43.116.0/24 | 15,671 | 2026-10-01 05:52:31 |
| 179.43.112.0/20 | 15,665 | 2026-10-01 05:52:31 |
| 179.43.127.0/24 | 15,664 | 2026-10-01 05:52:31 |
| 179.43.119.0/24 | 15,659 | 2026-10-01 05:52:31 |
| 179.43.121.0/24 | 15,647 | 2026-10-01 05:52:31 |
| 66.97.39.0/24 | 15,611 | 2026-10-01 05:57:37 |
| 66.97.36.0/24 | 15,396 | 2026-10-01 05:57:37 |
Showing top 50 of 136 announced prefixes by sample volume.
Frequently Asked Questions
What is AS27823?
AS27823 is an Autonomous System Number assigned to Dattatec.com. 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 AS27823 announce?
AS27823 announces 41.7K IPv4 addresses distributed across 13 routed CIDR prefixes. The network is registered in Argentina.
Who operates AS27823?
AS27823 is operated by Dattatec.com. The organization is based in Argentina. You can view all IP ranges and related ASNs on the organization page.
What country is AS27823 registered in?
AS27823 is registered in Argentina. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
