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Sistema Autónomo

AS17638

ASN for TIANJIN Provincial Net of CT

IPs anunciadas
586,240
Prefijos CIDR
117
ASN
AS17638

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.

57/100
Caution
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

⚠ 3 Prefijo MOASes — múltiples ASNs de origen detectados

Todas las anomalías MOAS →

Un prefijo previamente estable originado por AS17638 es ahora también anunciado por otro ASN (MOAS — Multiple-Origin AS), detectado por nuestros colectores RIPE RIS. A menudo es benigno (anycast, multi-homing o una transferencia reciente), pero puede indicar una fuga de ruta o un secuestro de prefijo, por lo que vale la pena investigarlo.

PrefijoASNs de origenÚltima detección (UTC)
139.220.194.0/23 AS4808, AS17638, AS38019 2026-07-31 07:09:49
139.220.192.0/23 AS4808, AS17638, AS38019 2026-07-31 07:09:49
139.220.240.0/22 AS4808, AS17638 2026-07-31 07:09:49

Principales rangos CIDR

CIDRIPsPTR DensityOrganizaciónPaísStateCity
36.106.0.0/16 65.5K
0.0%
ASN for TIANJIN Provincial Net of CT CN Tianjin Tianjin
42.80.0.0/16 65.5K
0.0%
ASN for TIANJIN Provincial Net of CT CN Tianjin Tianjin
106.47.0.0/16 65.5K
0.0%
ASN for TIANJIN Provincial Net of CT CN Tianjin Tianjin
180.212.0.0/16 65.5K
0.0%
ASN for TIANJIN Provincial Net of CT CN
42.122.128.0/17 32.8K
0.0%
ASN for TIANJIN Provincial Net of CT CN
221.238.128.0/17 32.8K
12.7%
ASN for TIANJIN Provincial Net of CT CN Tianjin Tianjin
221.239.0.0/17 32.8K
11.9%
ASN for TIANJIN Provincial Net of CT CN Tianjin Tianjin
42.122.64.0/18 16.4K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.0.0/18 16.4K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.128.0/18 16.4K
0.0%
ASN for TIANJIN Provincial Net of CT CN Tianjin Tianjin
42.122.32.0/19 8.2K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.96.0/19 8.2K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.128.0/19 8.2K
0.3%
ASN for TIANJIN Provincial Net of CT CN
180.213.192.0/19 8.2K
0.0%
ASN for TIANJIN Provincial Net of CT CN Tianjin Tianjin
219.150.32.0/19 8.2K
0.1%
ASN for TIANJIN Provincial Net of CT CN
219.150.64.0/19 8.2K
42.8%
ASN for TIANJIN Provincial Net of CT CN
221.238.0.0/19 8.2K
49.1%
ASN for TIANJIN Provincial Net of CT CN
221.238.96.0/19 8.2K
81.5%
ASN for TIANJIN Provincial Net of CT CN Tianjin Tianjin
42.122.0.0/20 4.1K
0.0%
ASN for TIANJIN Provincial Net of CT CN
42.122.32.0/20 4.1K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.80.0/20 4.1K
0.1%
ASN for TIANJIN Provincial Net of CT CN
123.150.176.0/20 4.1K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.192.0/20 4.1K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.240.0/20 4.1K
0.0%
ASN for TIANJIN Provincial Net of CT CN
125.213.32.0/20 4.1K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.0.0/20 4.1K
0.1%
ASN for TIANJIN Provincial Net of CT CN
180.213.80.0/20 4.1K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.224.0/20 4.1K
0.0%
ASN for TIANJIN Provincial Net of CT CN
219.150.96.0/20 4.1K
0.0%
ASN for TIANJIN Provincial Net of CT CN
221.238.48.0/20 4.1K
0.1%
ASN for TIANJIN Provincial Net of CT CN
42.122.24.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
42.122.48.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.160.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.216.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.232.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.0.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.80.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.112.0/21 2.0K
0.1%
ASN for TIANJIN Provincial Net of CT CN
123.151.128.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.168.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.16.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.104.0/21 2.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
221.238.80.0/21 2.0K
93.7%
ASN for TIANJIN Provincial Net of CT CN
42.122.56.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.64.0/22 1.0K
0.1%
ASN for TIANJIN Provincial Net of CT CN
123.150.168.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.212.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.224.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.16.0/22 1.0K
0.1%
ASN for TIANJIN Provincial Net of CT CN
123.151.28.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.32.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.88.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.120.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.140.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.160.0/22 1.0K
0.4%
ASN for TIANJIN Provincial Net of CT CN
123.151.184.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
139.220.192.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN Tianjin Tianjin
139.220.240.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.36.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.44.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.68.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.72.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.96.0/22 1.0K
0.0%
ASN for TIANJIN Provincial Net of CT CN
221.238.36.0/22 1.0K
97.1%
ASN for TIANJIN Provincial Net of CT CN
221.238.44.0/22 1.0K
96.6%
ASN for TIANJIN Provincial Net of CT CN
221.238.64.0/22 1.0K
97.7%
ASN for TIANJIN Provincial Net of CT CN
221.238.76.0/22 1.0K
89.4%
ASN for TIANJIN Provincial Net of CT CN
221.238.88.0/22 1.0K
97.1%
ASN for TIANJIN Provincial Net of CT CN
42.81.38.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
42.81.40.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
42.81.78.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
42.122.60.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.68.0/23 512
0.2%
ASN for TIANJIN Provincial Net of CT CN
123.150.74.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.172.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.210.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.230.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.22.0/23 512
0.2%
ASN for TIANJIN Provincial Net of CT CN
123.151.24.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.36.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.44.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.126.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.146.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.166.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.188.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.26.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.28.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.40.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
180.213.78.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
202.143.16.0/23 512
0.0%
ASN for TIANJIN Provincial Net of CT CN
221.238.32.0/23 512
48.6%
ASN for TIANJIN Provincial Net of CT CN
221.238.42.0/23 512
97.7%
ASN for TIANJIN Provincial Net of CT CN
221.238.68.0/23 512
95.9%
ASN for TIANJIN Provincial Net of CT CN
221.238.74.0/23 512
92.6%
ASN for TIANJIN Provincial Net of CT CN
42.81.37.0/24 256
0.0%
ASN for TIANJIN Provincial Net of CT CN
42.122.62.0/24 256
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.175.0/24 256
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.150.209.0/24 256
0.4%
ASN for TIANJIN Provincial Net of CT CN
123.151.21.0/24 256
0.0%
ASN for TIANJIN Provincial Net of CT CN
123.151.38.0/24 256
0.0%
ASN for TIANJIN Provincial Net of CT CN

Prefijos BGP anunciados

Anomalías BGP en vivo →

Prefijos AS17638 se origina realmente en BGP, observado a través de nuestros colectores RIPE RIS. Esta vista de enrutamiento en vivo puede diferir de la asignación de registro anterior.

PrefixMuestras de anuncioÚltima vez visto
36.106.1.0/24 21,018 2026-07-31 03:09:35
106.47.136.0/23 20,767 2026-07-31 03:09:36
221.238.140.0/24 20,712 2026-07-31 03:09:38
139.220.240.0/22 20,366 2026-07-31 02:59:19
42.122.48.0/22 20,315 2026-07-31 02:27:52
42.122.52.0/22 20,241 2026-07-31 02:27:52
36.106.72.0/22 20,207 2026-07-31 03:09:32
42.122.132.0/22 20,191 2026-07-31 03:09:32
36.106.108.0/22 20,187 2026-07-31 03:09:33
42.122.200.0/22 20,185 2026-07-31 03:09:33
36.106.144.0/22 20,176 2026-07-31 03:09:33
36.106.96.0/22 20,171 2026-07-31 03:09:35
36.106.28.0/22 20,165 2026-07-31 03:09:35
42.122.0.0/21 20,156 2026-07-31 03:09:32
36.106.8.0/24 20,153 2026-07-31 03:09:32
36.106.128.0/22 20,153 2026-07-31 03:09:35
36.106.240.0/22 20,151 2026-07-31 03:09:32
180.212.192.0/21 20,138 2026-07-31 03:09:33
36.106.76.0/22 20,137 2026-07-31 03:09:33
42.122.240.0/21 20,133 2026-07-31 03:09:33
36.106.43.0/24 20,126 2026-07-31 03:09:33
36.106.64.0/22 20,123 2026-07-31 03:09:34
36.106.137.0/24 20,109 2026-07-31 03:09:33
36.106.142.0/24 20,109 2026-07-31 03:09:32
36.106.104.0/23 20,107 2026-07-31 03:09:33
36.106.56.0/22 20,107 2026-07-31 03:09:36
36.106.42.0/24 20,105 2026-07-31 03:09:32
42.80.41.0/24 20,104 2026-07-31 03:09:33
36.106.9.0/24 20,103 2026-07-31 03:09:33
180.213.96.0/22 20,102 2026-07-31 03:09:33
36.106.178.0/23 20,102 2026-07-31 03:09:33
42.80.42.0/24 20,099 2026-07-31 03:09:33
42.80.216.0/24 20,093 2026-07-31 03:09:33
42.122.160.0/21 20,090 2026-07-31 03:09:34
36.106.140.0/23 20,089 2026-07-31 03:09:32
42.80.43.0/24 20,088 2026-07-31 03:09:33
36.106.143.0/24 20,083 2026-07-31 03:09:33
36.106.100.0/22 20,080 2026-07-31 03:09:36
36.106.132.0/22 20,080 2026-07-31 03:09:36
36.106.106.0/23 20,077 2026-07-31 03:09:32
36.106.10.0/24 20,075 2026-07-31 03:09:33
106.47.12.0/22 20,074 2026-07-31 03:09:33
36.106.236.0/22 20,071 2026-07-31 03:09:35
36.106.138.0/24 20,070 2026-07-31 03:09:33
42.122.184.0/22 20,070 2026-07-31 03:09:37
36.106.6.0/24 20,069 2026-07-31 03:09:34
36.106.34.0/24 20,064 2026-07-31 03:09:35
36.106.68.0/22 20,062 2026-07-31 03:09:35
36.106.136.0/24 20,056 2026-07-31 03:09:35
36.106.139.0/24 20,053 2026-07-31 03:09:34

Mostrando los principales 50 of 521 prefijos anunciados por volumen de muestra.

Frequently Asked Questions

¿Qué es AS17638?

AS17638 es un Número de Sistema Autónomo asignado a ASN for TIANJIN Provincial Net of CT. Un ASN identifica una red que controla un conjunto específico de direcciones IP y determina cómo se enruta el tráfico a través de internet mediante BGP (Border Gateway Protocol).

¿Cuántas direcciones IP anuncia AS17638?

AS17638 anuncia 586.2K direcciones IPv4 distribuidas en 117 prefijos CIDR enrutados. La red está registrada en China.

¿Quién opera AS17638?

AS17638 es operado por ASN for TIANJIN Provincial Net of CT. La organización tiene su sede en China. Puedes ver todos los rangos de IP y los ASNs relacionados en la página de la organización.

¿En qué país está registrado AS17638?

AS17638 está registrado en China. Esto indica dónde tiene su sede el operador de red, aunque las direcciones IP que anuncia pueden servir a usuarios a nivel global.

Última actualización: 2026-07-31 07:10:31 UTC
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