Computer Research Center of Islamic Sciences
Data as of 2026-09-13
BGP inherited
This organisation
| Netblocks | 14 · 2,560 IPv4 addresses |
| IPv6 | 3 prefixes (largest 2a06:1cc0::/29) |
| Registered in | IR (11) · Turkey (1) |
| Also registered under this name | 17 netblocks across 2 separate records |
| Record ID | 241867995 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 14 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (14)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 45.135.242.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 91.231.144.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 103.130.147.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 158.58.189.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 185.181.180.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 185.181.180.0/22 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 185.181.181.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 185.181.182.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 185.181.183.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 185.187.50.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 185.240.149.0/24 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 2a06:1cc0::/29 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 2a06:1cc0::/48 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
| 2a06:1cc0:1::/48 | Computer Research Center of Islamic Sciences | BGP | ANNOUNCED | ● high |
IPv6 ranges (3)
Footprint over time
12 weekly snapshots · JSON
16
+5 netblocks since 2026-07-05
2026-07-05
peak 16
2026-09-13
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: B
how networks compare →
87.5%
of checked blocks have valid RPKI ROA coverage
(14 of 16)
Possible discrepancies (4)
These blocks are registered to Computer Research Center of Islamic Sciences but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 45.135.242.0/24 /24 | authorized for AS57497 — Faraso Samaneh Pasargad Ltd. |
| 91.231.144.0/24 /24 | authorized for AS213069 — Maya Pardazesh Iranian LLC |
| 103.130.147.0/24 /24 | authorized for AS48011 — Turunc Smart Bilgisayar Teknoloji Ve Dis Ticaret Limited Sirketi |
| 158.58.189.0/24 /24 | authorized for AS57497 — Faraso Samaneh Pasargad Ltd. |
NIC Handles
AS206596
AS213069
AS57497
DUMY-RIPE
DUMY-RIPE
FH72714-MNT
ORG-CRCO3-RIPE
RIPE-NCC-HM-MNT
digiturunc-mnt
ir-crcis-1-mnt
ir-crcis-1-mnt
ir-voshka-1-mnt
+2 more