AS8895 
King Abdul Aziz City for Science and Technology
ISU · aka KACST · Updated 21.10.2026 16:15 UTC
AS Info
- Organization
- King Abdul Aziz City for Science and Technology
- AS name
- ISU
- Country
- Saudi Arabia
- Website
- http://www.isu.net.sa
- Registry
- RIPE ORG-KA17-RIPE ISU-NOC
- Registered
- 06.11.2001
- Last seen in BGP
- 21.10.2026 16:05 UTC
RPKI
144 ROA
Valid 104
Invalid 0
No ROA 2
Prefix locations
-
Saudi Arabia
106
External links
Neighbors as seen from AS208972, thicker lines carry more routes.
UpstreamsAS8895Downstreams
| # | AS | Name | Relation | Routes | Share |
|---|---|---|---|---|---|
| 1 | AS3356 |  Lumen AS3356 | Upstream | 89 | |
| 2 | AS6453 | TATA Communications Ltd | Upstream | 13 | |
| 3 | AS6762 |  Telecom Italia Sparkle | Upstream | 8 | |
| 4 | AS3257 | GTT Communications (AS3257) | Upstream | 6 | |
| 5 | AS39386 | Saudi Telecom Company (STC IGW) | Upstream | 2 | |
| 6 | AS35753 | Integrated Telecom (ITC) - Saudi Arabia | Upstream | 1 | |
| 7 | AS202 | Level 3 Parent, LLC | Upstream | 1 |
None seen in the routing table.
| # | AS | Name | Relation | Routes | Share |
|---|---|---|---|---|---|
| 1 | AS3356 | Lumen AS3356 | Upstream | 89 | |
| 2 | AS6453 | TATA Communications Ltd | Upstream | 13 | |
| 3 | AS50517 | King Saud University | Downstream | 9 | |
| 4 | AS6762 | Telecom Italia Sparkle | Upstream | 8 | |
| 5 | AS3257 | GTT Communications (AS3257) | Upstream | 6 | |
| 6 | AS56714 | Dammam University | Downstream | 3 | |
| 7 | AS208520 | Saudi Arabia Internet Exchange | Downstream | 2 | |
| 8 | AS39386 | Saudi Telecom Company (STC IGW) | Upstream | 2 | |
| 9 | AS35753 | Integrated Telecom (ITC) - Saudi Arabia | Upstream | 1 | |
| 10 | AS202 | Level 3 Parent, LLC | Upstream | 1 |
| Prefix | Description | Location | RPKI | Paths |
|---|---|---|---|---|
| 91.233.174.0/24 | | No ROA | 1 | |
| 195.189.213.0/24 | | No ROA | 1 | |
| 212.26.0.0/17 | Riyadh | RPKI valid | 1 | |
| 212.26.6.0/23 | Riyadh, Saudi Arabia | Riyadh | RPKI valid | 1 |
| 212.26.7.0/24 | Riyadh, Saudi Arabia | Riyadh | RPKI valid | 1 |
| 212.26.8.0/24 | Riyadh | RPKI valid | 1 | |
| 212.26.16.0/24 | | RPKI valid | 1 | |
| 212.26.17.0/24 | | RPKI valid | 1 | |
| 212.26.18.0/24 | Internet Service Unit, KACST | | RPKI valid | 1 |
| 212.26.19.0/24 | King Abdulaziz City for Science and Technology | | RPKI valid | 1 |
| 212.26.22.0/24 | King Faisal University | | RPKI valid | 1 |
| 212.26.26.0/24 | King Faisal University | | RPKI valid | 1 |
| 212.26.27.0/24 | King Faisal University | | RPKI valid | 1 |
| 212.26.28.0/24 | King Faisal University | | RPKI valid | 1 |
| 212.26.29.0/24 | King Faisal University | | RPKI valid | 1 |
| 212.26.32.0/24 | | RPKI valid | 1 | |
| 212.26.36.0/24 | Commercial private establishment | | RPKI valid | 1 |
| 212.26.38.0/24 | Commercial private establishment | | RPKI valid | 1 |
| 212.26.39.0/24 | Commercial private establishment | | RPKI valid | 1 |
| 212.26.40.0/24 | King Abdulaziz City for Science and Technology | | RPKI valid | 1 |
| 212.26.41.0/24 | King Abdulaziz City for Science and Technology | | RPKI valid | 1 |
| 212.26.42.0/24 | King Abdulaziz City for Science and Technology | | RPKI valid | 1 |
| 212.26.43.0/24 | King Abdulaziz City for Science and Technology | | RPKI valid | 1 |
| 212.26.44.0/24 | King Abdulaziz City for Science and Technology | | RPKI valid | 1 |
| 212.26.45.0/24 | King Abdulaziz City for Science and Technology | | RPKI valid | 1 |
| 212.26.48.0/24 | Amaz International company | | RPKI valid | 1 |
| 212.26.50.0/24 | GDTA - third block | | RPKI valid | 1 |
| 212.26.51.0/24 | new location | | RPKI valid | 1 |
| 212.26.53.0/24 | National Organization | | RPKI valid | 1 |
| 212.26.54.0/24 | | RPKI valid | 1 | |
| 212.26.58.0/24 | Islamic Unevecity | | RPKI valid | 1 |
| 212.26.60.0/24 | | RPKI valid | 1 | |
| 212.26.63.0/24 | King Abdulaziz City for Science and Technology | | RPKI valid | 1 |
| 212.26.68.0/23 | Abha | RPKI valid | 1 | |
| 212.26.68.0/24 | King Khalid University | Abha | RPKI valid | 1 |
| 212.26.69.0/24 | King Khalid University | Abha | RPKI valid | 1 |
| 212.26.71.0/24 | Information Technology Center (ITC) | Abha | RPKI valid | 1 |
| 212.26.72.0/24 | King Abdulaziz & his Companions for the Gifted | Abha | RPKI valid | 1 |
| 212.26.74.0/24 | Abha | RPKI valid | 1 | |
| 212.26.78.0/24 | Saudi Arabian National Gaurd | Abha | RPKI valid | 1 |
| 212.138.0.0/16 | Riyadh | RPKI valid | 1 | |
| 212.138.41.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.64.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.65.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.70.0/23 | Riyadh | RPKI valid | 1 | |
| 212.138.72.0/22 | Internet Service Unit ISU | Jeddah | RPKI valid | 1 |
| 212.138.74.0/24 | Internet Service Unit ISU | Riyadh | RPKI valid | 1 |
| 212.138.76.0/24 | King Abdulaziz City for Science and Technology | Riyadh | RPKI valid | 1 |
| 212.138.77.0/24 | King Abdulaziz City for Science and Technology | Riyadh | RPKI valid | 1 |
| 212.138.78.0/24 | King Abdulaziz City for Science and Technology | Riyadh | RPKI valid | 1 |
| 212.138.79.0/24 | King Abdulaziz City for Science and Technology | Riyadh | RPKI valid | 1 |
| 212.138.80.0/23 | Riyadh | RPKI valid | 1 | |
| 212.138.84.0/23 | Jazan University | Riyadh | RPKI valid | 1 |
| 212.138.84.0/24 | Jazan University | Riyadh | RPKI valid | 1 |
| 212.138.85.0/24 | Jazan University | Riyadh | RPKI valid | 1 |
| 212.138.88.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.92.0/24 | Al Bahah | RPKI valid | 1 | |
| 212.138.94.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.97.0/24 | Taif University | Riyadh | RPKI valid | 1 |
| 212.138.98.0/23 | Taif University | Riyadh | RPKI valid | 1 |
| 212.138.104.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.108.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.115.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.116.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.117.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.118.0/24 | Internet Service Unit ISU | Riyadh | RPKI valid | 1 |
| 212.138.119.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.120.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.121.0/24 | ISU Services | Riyadh | RPKI valid | 1 |
| 212.138.125.0/24 | Sulaiman Al Rajhi Colleges | Riyadh | RPKI valid | 1 |
| 212.138.127.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.128.0/24 | Naif Arab University for Security Sciences | | RPKI valid | 1 |
| 212.138.130.0/24 | Effat University | | RPKI valid | 1 |
| 212.138.134.0/24 | The Saudi Red Crescent Authority | | RPKI valid | 1 |
| 212.138.139.0/24 | Prince Sultan University | | RPKI valid | 1 |
| 212.138.150.0/24 | Ministry of Transport | | RPKI valid | 1 |
| 212.138.153.0/24 | | RPKI valid | 1 | |
| 212.138.155.0/24 | | RPKI valid | 1 | |
| 212.138.157.0/24 | | RPKI valid | 1 | |
| 212.138.160.0/24 | Dar Al-Hekma College | | RPKI valid | 1 |
| 212.138.162.0/24 | General Presidency for the Affairs of the Two Holy | | RPKI valid | 1 |
| 212.138.164.0/24 | | RPKI valid | 1 | |
| 212.138.166.0/24 | Albayan College | | RPKI valid | 1 |
| 212.138.168.0/24 | Qassim colleges eligibility | | RPKI valid | 1 |
| 212.138.170.0/24 | Saudi Standards Metrology and Quality Organization | | RPKI valid | 1 |
| 212.138.176.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.177.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.181.0/24 | Riyadh | RPKI valid | 1 | |
| 212.138.183.0/24 | Saudi Press Agency | Riyadh | RPKI valid | 1 |
| 212.138.194.0/24 | Amaz International company | | RPKI valid | 1 |
| 212.138.202.0/24 | | RPKI valid | 1 | |
| 212.138.210.0/24 | | RPKI valid | 1 |
| Prefix | Description | Location | RPKI | Paths |
|---|---|---|---|---|
| 2001:1490::/48 | | RPKI valid | 1 | |
| 2001:1490::/32 | | RPKI valid | 1 | |
| 2001:1490:1::/48 | | RPKI valid | 1 | |
| 2001:1490:103::/48 | | RPKI valid | 1 | |
| 2001:1490:106::/48 | | RPKI valid | 1 | |
| 2001:1490:110::/48 | | RPKI valid | 1 | |
| 2001:1490:111::/48 | | RPKI valid | 1 | |
| 2001:1490:112::/48 | | RPKI valid | 1 | |
| 2001:1490:113::/48 | | RPKI valid | 1 | |
| 2001:1490:114::/48 | | RPKI valid | 1 | |
| 2001:1490:115::/48 | | RPKI valid | 1 | |
| 2001:1490:116::/48 | | RPKI valid | 1 | |
| 2001:1490:117::/48 | | RPKI valid | 1 | |
| 2001:1490:118::/48 | | RPKI valid | 1 |
| Prefix | Description | Withdrawn |
|---|---|---|
| 212.138.250.0/24 | 21.10.2026 12:21 | |
| 212.138.196.0/24 | 21.10.2026 12:21 | |
| 212.138.43.0/24 | Ministry of Culture & Information | 21.10.2026 12:21 |
| 212.138.206.0/24 | 21.10.2026 12:21 | |
| 212.138.190.0/24 | NCR - National Company | 21.10.2026 12:21 |
| 212.138.187.0/24 | Transport General Authority | 21.10.2026 12:21 |
| 212.138.175.0/24 | King Abdullah Bin Abdulaziz University Hospital | 21.10.2026 12:21 |
| 212.138.174.0/24 | Amaz International company | 21.10.2026 12:21 |
| 212.138.156.0/24 | 21.10.2026 12:21 | |
| 212.138.140.0/24 | NORTHERN BORDER UNIVERSITY | 21.10.2026 12:21 |
| 212.138.124.0/24 | National Satellite Technology Center | 21.10.2026 12:21 |
| 212.138.96.0/24 | Taif University | 21.10.2026 12:21 |
| 212.138.90.0/24 | Taibah University | 21.10.2026 12:21 |
| 212.138.90.0/23 | 21.10.2026 12:21 | |
| 212.138.86.0/24 | 21.10.2026 12:21 | |
| 212.138.83.0/24 | Al Jouf University | 21.10.2026 12:21 |
| 212.138.82.0/24 | Al Jouf University | 21.10.2026 12:21 |
| 212.138.76.0/22 | King Abdulaziz City for Science and Technology | 21.10.2026 12:21 |
| 212.138.71.0/24 | Internet Service Unit ISU | 21.10.2026 12:21 |
| 212.138.70.0/24 | Jeddah | 21.10.2026 12:21 |
| 212.138.67.0/24 | Jeddah | 21.10.2026 12:21 |
| 212.138.66.0/24 | Jeddah | 21.10.2026 12:21 |
| 212.138.64.0/22 | Jeddah | 21.10.2026 12:21 |
| 212.138.63.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.62.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.61.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.60.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.59.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.58.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.57.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.56.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.56.0/21 | King Faisal University | 21.10.2026 12:21 |
| 212.138.55.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.54.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.53.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.52.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.138.52.0/22 | King Faisal University | 21.10.2026 12:21 |
| 212.138.42.0/24 | Ministry of Culture & Information | 21.10.2026 12:21 |
| 212.26.82.0/24 | Amaz International company | 21.10.2026 12:21 |
| 212.26.65.0/24 | 21.10.2026 12:21 | |
| 212.26.64.0/24 | Qassim University | 21.10.2026 12:21 |
| 212.26.56.0/24 | 21.10.2026 12:21 | |
| 212.26.52.0/24 | National Organization | 21.10.2026 12:21 |
| 212.26.46.0/24 | GDTA | 21.10.2026 12:21 |
| 212.26.31.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.26.30.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.26.25.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.26.24.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.26.24.0/21 | King Faisal University | 21.10.2026 12:21 |
| 212.26.23.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.26.21.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.26.20.0/24 | King Faisal University | 21.10.2026 12:21 |
| 212.26.6.0/24 | Riyadh, Saudi Arabia | 21.10.2026 12:21 |