AS61337
Single Mode Networks Ltd
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 →
Network profile
Source: PeeringDB →Present at 2 internet exchanges: LINX LON2, LINX LON1: Main
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 85.199.212.0/22 | 1.0K |
39.0%
|
Single Mode Networks Ltd | GB | England | Aylesbury |
| 45.153.132.0/23 | 512 |
97.5%
|
Single Mode Networks Ltd | GB | England | Wingrave |
| 83.150.250.0/23 | 512 |
0.0%
|
Single Mode Networks Ltd | GB | England | Lancaster |
| 194.60.198.0/23 | 512 |
0.0%
|
Single Mode Networks Ltd | GB | England | Tower Hamlets |
| 195.66.148.0/23 | 512 |
83.2%
|
Single Mode Networks Ltd | GB | England | Whitchurch |
| 45.153.134.0/24 | 256 |
95.7%
|
Single Mode Networks Ltd | GB | England | Aylesbury |
| 83.150.249.0/24 | 256 |
0.0%
|
Single Mode Networks Ltd | GB | England | Tower Hamlets |
| 91.230.243.0/24 | 256 |
27.0%
|
Single Mode Networks Ltd | GB | England | Aylesbury |
| 193.26.23.0/24 | 256 |
0.0%
|
Single Mode Networks Ltd | GB | — | — |
| 194.55.0.0/24 | 256 |
0.8%
|
Single Mode Networks Ltd | GB | — | — |
| 194.55.40.0/24 | 256 |
0.0%
|
Single Mode Networks Ltd | GB | England | Tower Hamlets |
| 194.55.43.0/24 | 256 |
0.0%
|
Single Mode Networks Ltd | GB | England | Tower Hamlets |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS61337 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 |
|---|---|---|
| 91.230.243.0/24 | 12,802 | 2026-09-13 05:19:49 |
| 45.153.134.0/24 | 12,772 | 2026-09-13 05:19:49 |
| 45.153.132.0/23 | 12,635 | 2026-09-13 05:19:49 |
| 85.199.212.0/22 | 12,603 | 2026-09-13 05:19:49 |
| 194.55.0.0/24 | 12,551 | 2026-09-13 05:19:49 |
| 194.55.43.0/24 | 12,355 | 2026-09-13 05:19:49 |
| 194.55.40.0/24 | 12,351 | 2026-09-13 05:19:49 |
| 194.60.198.0/23 | 12,316 | 2026-09-13 05:19:49 |
| 195.66.148.0/23 | 12,304 | 2026-09-13 05:19:49 |
| 83.150.249.0/24 | 12,126 | 2026-09-13 05:09:40 |
| 83.150.250.0/23 | 11,806 | 2026-09-13 05:09:40 |
| 193.26.23.0/24 | 11,712 | 2026-09-13 05:09:40 |
Frequently Asked Questions
What is AS61337?
AS61337 is an Autonomous System Number assigned to Single Mode Networks Ltd. 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 AS61337 announce?
AS61337 announces 4.9K IPv4 addresses distributed across 12 routed CIDR prefixes. The network is registered in United Kingdom.
Who operates AS61337?
AS61337 is operated by Single Mode Networks Ltd. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.
What country is AS61337 registered in?
AS61337 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
