AS28397
Jobnetworks de Mexico, S.A. de C.V.
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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 138.94.140.0/22 | 1.0K |
98.2%
|
Jobnetworks de Mexico, S.A. de C.V. | MX | Guanajuato | Irapuato |
| 131.0.236.0/23 | 512 |
0.0%
|
Jobnetworks de Mexico, S.A. de C.V. | MX | — | — |
| 131.0.238.0/24 | 256 |
0.0%
|
Jobnetworks de Mexico, S.A. de C.V. | MX | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS28397 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 |
|---|---|---|
| 138.94.141.0/24 | 94,978 | 2026-07-31 02:28:11 |
| 138.94.143.0/24 | 36,720 | 2026-07-30 22:56:30 |
| 138.94.142.0/24 | 36,648 | 2026-07-30 22:56:30 |
| 138.94.140.0/24 | 16,494 | 2026-07-31 02:28:10 |
| 131.0.237.0/24 | 16,477 | 2026-07-31 02:27:59 |
| 131.0.236.0/24 | 16,441 | 2026-07-31 02:27:59 |
| 131.0.238.0/24 | 16,428 | 2026-07-31 02:27:59 |
| 131.0.239.0/24 | 2,010 | 2026-05-22 03:18:07 |
Frequently Asked Questions
What is AS28397?
AS28397 is an Autonomous System Number assigned to Jobnetworks de Mexico, S.A. de C.V.. 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 AS28397 announce?
AS28397 announces 1.8K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Mexico.
Who operates AS28397?
AS28397 is operated by Jobnetworks de Mexico, S.A. de C.V.. The organization is based in Mexico. You can view all IP ranges and related ASNs on the organization page.
What country is AS28397 registered in?
AS28397 is registered in Mexico. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
