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 |
|---|---|---|---|---|---|---|
| 170.40.253.0/24 | 256 |
0.4%
|
SS&C Technologies, Inc. | US | — | — |
| 199.85.124.0/24 | 256 |
27.3%
|
SS&C Technologies, Inc. | CA | Ontario | Mississauga |
| 205.189.141.0/24 | 256 |
26.6%
|
SS&C Technologies, Inc. | CA | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS20139 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 |
|---|---|---|
| 205.189.141.0/24 | 4,580 | 2026-07-18 19:46:37 |
| 170.40.253.0/24 | 4,538 | 2026-07-18 20:29:06 |
| 199.85.124.0/24 | 4,527 | 2026-07-18 19:46:33 |
Frequently Asked Questions
What is AS20139?
AS20139 is an Autonomous System Number assigned to SS&C Technologies, Inc.. 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 AS20139 announce?
AS20139 announces 768 IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in Canada.
Who operates AS20139?
AS20139 is operated by SS&C Technologies, Inc.. The organization is based in Canada. You can view all IP ranges and related ASNs on the organization page.
What country is AS20139 registered in?
AS20139 is registered in Canada. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
