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
- Isp allocation +5
- Trust score 70 / 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 |
|---|---|---|---|---|---|---|
| 101.193.88.0/21 | 2.0K |
0.0%
|
Singapore Telecom | CN | — | — |
| 117.120.200.0/21 | 2.0K |
93.0%
|
Singapore Telecom | CN | — | — |
| 117.120.240.0/21 | 2.0K |
16.3%
|
Singapore Telecom | CN | — | — |
| 211.102.176.0/21 | 2.0K |
13.8%
|
Singapore Telecom | CN | — | — |
| 101.192.76.0/22 | 1.0K |
13.1%
|
Singapore Telecom | CN | — | — |
| 101.192.80.0/22 | 1.0K |
13.2%
|
Singapore Telecom | CN | — | — |
| 101.193.84.0/22 | 1.0K |
0.0%
|
Singapore Telecom | CN | — | — |
| 103.114.72.0/22 | 1.0K |
43.1%
|
Singapore Telecom | CN | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS9911 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 |
|---|---|---|
| 101.193.88.0/22 | 12,804 | 2026-09-15 18:24:18 |
| 101.193.84.0/22 | 12,803 | 2026-09-15 18:24:18 |
| 103.114.72.0/22 | 11,712 | 2026-09-15 18:24:18 |
| 211.102.180.0/22 | 11,562 | 2026-09-15 18:24:18 |
| 211.102.176.0/22 | 11,539 | 2026-09-15 18:24:18 |
| 101.192.76.0/22 | 11,531 | 2026-09-15 18:24:18 |
| 101.193.92.0/22 | 11,485 | 2026-09-15 18:24:18 |
| 101.192.80.0/22 | 11,466 | 2026-09-15 18:24:18 |
| 117.120.244.0/22 | 10,967 | 2026-09-15 18:24:18 |
| 117.120.204.0/22 | 10,966 | 2026-09-15 18:24:18 |
| 117.120.240.0/22 | 10,956 | 2026-09-15 18:24:18 |
| 117.120.200.0/22 | 10,943 | 2026-09-15 18:24:18 |
| 101.192.84.0/22 | 1,534 | 2026-06-09 15:36:08 |
| 101.192.88.0/22 | 26 | 2026-06-09 15:31:21 |
Frequently Asked Questions
What is AS9911?
AS9911 is an Autonomous System Number assigned to Singapore Telecom. 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 AS9911 announce?
AS9911 announces 12.3K IPv4 addresses distributed across 8 routed CIDR prefixes. The network is registered in Singapore.
Who operates AS9911?
AS9911 is operated by Singapore Telecom. The organization is based in Singapore. You can view all IP ranges and related ASNs on the organization page.
What country is AS9911 registered in?
AS9911 is registered in Singapore. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
