AS37717
Centre de Calcul El Khawarizmi
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 v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 41.229.0.0/16 | 65.5K |
0.0%
|
Centre de Calcul El Khawarizmi | TN | Sfax Governorate | Sfax |
| 196.203.128.0/21 | 2.0K |
0.1%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 164.160.0.0/22 | 1.0K |
1.1%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 193.95.30.0/23 | 512 |
0.0%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 193.95.34.0/23 | 512 |
0.8%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 196.203.78.0/23 | 512 |
5.9%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 193.95.33.0/24 | 256 |
0.0%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 193.95.36.0/24 | 256 |
0.0%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 193.95.38.0/24 | 256 |
0.0%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 196.203.117.0/24 | 256 |
0.0%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 196.203.125.0/24 | 256 |
14.8%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 196.203.126.0/24 | 256 |
1.2%
|
Centre de Calcul El Khawarizmi | TN | — | — |
| 196.203.190.0/24 | 256 |
0.0%
|
Centre de Calcul El Khawarizmi | TN | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS37717 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 |
|---|---|---|
| 41.229.89.0/24 | 331,636 | 2026-11-11 21:32:50 |
| 41.229.15.0/24 | 318,225 | 2026-11-11 22:04:43 |
| 164.160.3.0/24 | 275,232 | 2026-11-11 21:32:50 |
| 41.229.90.0/24 | 273,520 | 2026-11-11 21:32:50 |
| 41.229.241.0/24 | 270,586 | 2026-11-11 21:32:50 |
| 41.229.111.0/24 | 245,612 | 2026-11-11 21:32:50 |
| 41.229.7.0/24 | 243,287 | 2026-11-11 21:32:50 |
| 41.229.80.0/24 | 240,206 | 2026-11-11 21:32:50 |
| 41.229.119.0/24 | 232,661 | 2026-11-11 21:32:50 |
| 41.229.107.0/24 | 232,468 | 2026-11-11 21:32:50 |
| 41.229.116.0/23 | 215,632 | 2026-11-11 21:32:50 |
| 41.229.82.0/24 | 206,097 | 2026-11-11 21:32:50 |
| 41.229.91.0/24 | 201,758 | 2026-11-11 21:32:50 |
| 41.229.124.0/24 | 199,381 | 2026-11-11 21:32:50 |
| 41.229.6.0/24 | 195,972 | 2026-11-11 21:32:50 |
| 41.229.104.0/23 | 193,943 | 2026-11-11 21:32:50 |
| 41.229.127.0/24 | 186,733 | 2026-11-11 21:32:50 |
| 41.229.78.0/24 | 172,086 | 2026-11-11 21:32:50 |
| 41.229.122.0/24 | 170,698 | 2026-11-11 21:32:50 |
| 41.229.109.0/24 | 167,031 | 2026-11-11 21:32:50 |
| 41.229.25.0/24 | 160,554 | 2026-11-11 22:04:43 |
| 41.229.35.0/24 | 144,900 | 2026-11-11 21:32:50 |
| 41.229.240.0/24 | 144,188 | 2026-11-11 21:32:50 |
| 41.229.121.0/24 | 139,506 | 2026-11-11 21:32:50 |
| 41.229.22.0/24 | 131,081 | 2026-11-11 22:04:43 |
| 41.229.236.0/24 | 119,990 | 2026-11-11 21:32:50 |
| 41.229.2.0/23 | 117,453 | 2026-11-11 21:32:50 |
| 41.229.83.0/24 | 116,390 | 2026-11-11 22:04:43 |
| 41.229.72.0/24 | 113,257 | 2026-11-11 21:32:50 |
| 41.229.118.0/24 | 110,450 | 2026-11-11 21:32:50 |
| 41.229.58.0/24 | 109,503 | 2026-11-11 21:32:50 |
| 41.229.120.0/24 | 103,385 | 2026-11-11 21:32:50 |
| 41.229.96.0/24 | 100,072 | 2026-11-11 21:32:50 |
| 41.229.79.0/24 | 99,340 | 2026-11-11 21:32:50 |
| 41.229.29.0/24 | 96,600 | 2026-11-11 21:32:50 |
| 41.229.73.0/24 | 96,083 | 2026-11-11 21:32:50 |
| 41.229.230.0/24 | 93,973 | 2026-11-11 21:32:50 |
| 41.229.226.0/24 | 91,903 | 2026-11-11 21:32:50 |
| 41.229.52.0/24 | 91,629 | 2026-11-11 21:32:50 |
| 41.229.106.0/24 | 90,934 | 2026-11-11 22:04:43 |
| 41.229.233.0/24 | 90,543 | 2026-11-11 22:04:43 |
| 41.229.123.0/24 | 90,493 | 2026-11-11 22:04:43 |
| 41.229.232.0/24 | 89,495 | 2026-11-11 22:04:43 |
| 41.229.54.0/24 | 89,077 | 2026-11-11 21:32:50 |
| 41.229.0.0/24 | 86,200 | 2026-11-11 21:32:50 |
| 41.229.125.0/24 | 78,756 | 2026-11-11 21:32:50 |
| 41.229.69.0/24 | 77,463 | 2026-11-11 21:32:50 |
| 41.229.70.0/24 | 77,092 | 2026-11-11 21:32:50 |
| 41.229.126.0/24 | 76,436 | 2026-11-11 21:32:50 |
| 41.229.84.0/24 | 72,792 | 2026-11-11 21:32:50 |
Showing top 50 of 81 announced prefixes by sample volume.
Frequently Asked Questions
What is AS37717?
AS37717 is an Autonomous System Number assigned to Centre de Calcul El Khawarizmi. 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 AS37717 announce?
AS37717 announces 71.9K IPv4 addresses distributed across 13 routed CIDR prefixes. The network is registered in Tunisia.
Who operates AS37717?
AS37717 is operated by Centre de Calcul El Khawarizmi. The organization is based in Tunisia. You can view all IP ranges and related ASNs on the organization page.
What country is AS37717 registered in?
AS37717 is registered in Tunisia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
