AS4134 No.31,Jin-rong Street

CHINANET-BACKBONE - No.31,Jin-rong Street · registered in China

IPv4 addresses99,036,4168,782 prefixes · 3.160% of announced IPv4

Rank in China#1largest network in CN by IPv4 space, of 601 · 33.89% of CN

Rank worldwide#3of 79,396 networks with IPv4

IPv63,983 x /32 (261,030,274 x /48)6,812 prefixes

CountryChina5,117 ASNs registered there

Open AS4134 in ASN lookup Look up an IP in this network (1.48.0.1) All networks in China

IPv4 prefixes

First 500 of 8,782 prefixes, in address order.

1.48.0.0/18
1.48.128.0/18
1.48.224.0/19
1.49.0.0/18
1.49.64.0/19
1.49.128.0/19
1.49.192.0/18
1.50.0.0/16
1.68.0.0/15
1.70.0.0/16
1.71.32.0/19
1.71.96.0/22
1.71.100.0/23
1.71.102.0/24
1.71.104.0/21
1.71.112.0/22
1.71.116.0/23
1.71.118.0/24
1.71.120.0/21
1.71.128.0/20
1.71.168.0/21
1.71.176.0/21
1.71.184.0/22
1.71.188.0/24
1.71.189.0/24
1.71.190.0/23
1.71.192.0/18
1.80.0.0/16
1.81.8.0/21
1.81.16.0/20
1.81.32.0/19
1.81.64.0/20
1.81.80.0/21
1.81.88.0/22
1.81.94.0/23
1.81.96.0/19
1.81.128.0/17
1.82.0.0/17
1.82.128.0/18
1.82.192.0/20
1.82.208.0/21
1.82.216.0/23
1.82.218.0/24
1.82.220.0/22
1.82.224.0/21
1.82.240.0/22
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1.83.0.0/16
1.84.0.0/16
1.85.0.0/21
1.85.8.0/23
1.85.10.0/23
1.85.12.0/22
1.85.16.0/20
1.85.32.0/19
1.85.64.0/18
1.85.128.0/17
1.86.0.0/15
1.180.0.0/15
1.182.0.0/16
1.183.0.0/17
1.183.128.0/18
1.183.192.0/20
1.183.224.0/19
1.192.0.0/13
1.204.0.0/15
1.206.0.0/17
1.206.192.0/18
1.207.0.0/16
14.16.0.0/16
14.17.0.0/18
14.17.96.0/19
14.17.128.0/17
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14.18.140.0/22
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14.19.0.0/16
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14.22.48.0/24
14.22.108.0/24
14.22.128.0/17
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14.26.128.0/17
14.27.0.0/16
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14.29.6.0/23
14.29.8.0/24
14.29.32.0/19
14.29.64.0/19
14.29.96.0/22
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14.29.104.0/21
14.29.112.0/20
14.29.128.0/17
14.30.0.0/16
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14.31.11.0/24
14.31.12.0/23
14.31.32.0/19
14.31.64.0/18
14.31.128.0/17
14.104.0.0/15
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14.107.128.0/19
14.107.164.0/22
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14.107.184.0/21
14.107.192.0/18
14.108.0.0/15
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14.110.96.0/20
14.110.112.0/21
14.110.128.0/17
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14.116.0.0/17
14.116.128.0/18
14.116.224.0/20
14.116.240.0/21
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14.118.0.0/17
14.118.128.0/21
14.118.144.0/20
14.118.160.0/19
14.118.192.0/18
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14.120.128.0/19
14.120.192.0/18
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14.121.64.0/18
14.121.128.0/17
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14.208.0.0/14
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14.215.240.0/20
14.216.0.0/16
14.217.128.0/17
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27.16.0.0/17
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27.21.128.0/18
27.21.192.0/19
27.22.0.0/19
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27.22.48.0/22
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27.22.64.0/18
27.22.128.0/17
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27.25.192.0/18
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27.30.64.0/21
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27.30.128.0/17
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27.150.176.0/22
27.150.191.0/24
27.150.192.0/18
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27.152.48.0/21
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27.152.64.0/18
27.152.128.0/19
27.152.160.0/20
27.152.176.0/22
27.152.192.0/18
27.153.0.0/16
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27.155.0.0/18
27.155.128.0/17
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27.159.104.0/21
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27.159.128.0/17
27.184.0.0/14
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27.191.128.0/21
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27.191.160.0/19
27.191.192.0/18
27.224.0.0/14
36.1.0.0/17
36.1.128.0/18
36.1.192.0/20
36.1.208.0/24
36.1.212.0/22
36.1.216.0/21
36.1.224.0/19
36.4.0.0/14
36.16.0.0/14
36.20.0.0/18
36.20.64.0/19
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36.56.0.0/13
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36.105.216.0/21
36.105.232.0/21
36.105.240.0/22

IPv6 prefixes

First 500 of 6,812 prefixes.

2400:9380:8001::/48
2400:9380:8003::/48
2400:9380:8021::/48
2400:9380:8040::/48
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Similar-sized networks in China

ASNNameIPv4 addresses

AS4837#2 CHINA169-Backbone - CHINA UNICOM China169 Backbone57,221,376

AS9808#3 CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd.17,288,448

AS4538#4 ERX-CERNET-BKB - China Education and Research Network Center16,445,696

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources