AS51241
Islamic Republic of Iran Post PJSC
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 →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 91.207.138.0/23 | 512 |
10.9%
|
Islamic Republic of Iran Post PJSC | IR | — | — |
| 178.215.8.0/23 | 512 |
0.8%
|
Islamic Republic of Iran Post PJSC | IR | — | — |
| 178.219.238.0/23 | 512 |
0.4%
|
Islamic Republic of Iran Post PJSC | IR | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS51241 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 |
|---|---|---|
| 91.207.139.0/24 | 120,120 | 2026-07-18 11:01:25 |
| 91.207.138.0/24 | 117,474 | 2026-07-18 11:01:25 |
| 91.207.138.0/23 | 116,361 | 2026-07-18 11:01:25 |
| 178.219.239.0/24 | 83,397 | 2026-07-18 11:15:44 |
| 178.219.238.0/24 | 83,371 | 2026-07-18 11:15:45 |
| 178.215.8.0/24 | 83,360 | 2026-07-18 11:15:45 |
| 178.215.9.0/24 | 83,357 | 2026-07-18 11:15:44 |
| 178.215.8.0/23 | 83,107 | 2026-07-18 11:16:54 |
| 178.219.238.0/23 | 83,101 | 2026-07-18 11:16:54 |
Frequently Asked Questions
What is AS51241?
AS51241 is an Autonomous System Number assigned to Islamic Republic of Iran Post PJSC. 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 AS51241 announce?
AS51241 announces 1.5K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Iran.
Who operates AS51241?
AS51241 is operated by Islamic Republic of Iran Post PJSC. The organization is based in Iran. You can view all IP ranges and related ASNs on the organization page.
What country is AS51241 registered in?
AS51241 is registered in Iran. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
