IPLibre
IPLibre
Enter an IPv4, IPv6, or ASN to retrieve geolocation, network, company, privacy and abuse details. You can also query it via the API or download the database.
The ASN (Autonomous System Number) is a unique number assigned to an autonomous system, used to identify the network. ASN
AS4837
The RIR (Regional Internet Registry) is the organization responsible for managing ASN allocation in a specific region. RIR
APNIC
The type of ASN. Can be business, isp, hosting, government, or education. Type
isp
Website
chinaunicom.cnRelated ASNs have the same name or website. Related
IPv4 CIDRs
878
IPv4 addresses
58982400
IPv6 CIDRs
456
IPv6 addresses
169673098
| AS2914 | |
| AS4134 | |
| AS6461 | |
| AS7018 | |
| AS5511 | |
| AS4809 | |
| AS3356 | |
| AS6762 | |
| AS6830 | |
| AS4637 | |
| AS1273 | |
| AS702 | |
| AS7473 | |
| AS1299 | |
| AS12956 | |
| AS3257 | |
| AS3320 | |
| AS174 | |
| AS701 | |
| AS10099 | |
| AS9808 | |
| AS6939 | |
| AS6453 | |
| AS137539 | |
| AS17622 | |
| AS45062 | |
| AS134543 | |
| AS63704 | |
| AS9306 | |
| AS139007 | |
| AS45899 | |
| AS55990 | |
| AS21856 | |
| AS24137 | |
| AS137788 | |
| AS136958 | |
| AS140707 | |
| AS4134 | |
| AS17621 | |
| AS134542 | |
| AS9389 | |
| AS136959 | |
| AS9929 | |
| AS63581 | |
| AS139136 | |
| AS146822 | |
| AS10206 | |
| AS45560 | TOPNET. IP Transit AS |
| AS23851 | |
| AS133847 | |
| AS45629 | |
| AS37963 | |
| AS35908 | |
| AS140717 | |
| AS134544 | |
| AS17816 | |
| AS38378 | |
| AS4809 | |
| AS140716 | |
| AS140979 | |
| AS2497 | Internet Initiative Japan Inc. |
| AS45106 | |
| AS9873 | |
| AS23771 | |
| AS63701 | |
| AS63722 | |
| AS56012 | |
| AS135061 | |
| AS58852 | |
| AS4538 | |
| AS9808 | |
| AS138421 | |
| AS151295 | |
| AS24139 | |
| AS17968 | |
| AS45074 | |
| AS140886 | |
| AS4775 | |
| AS38057 | |
| AS9293 | |
| AS59074 | |
| AS17623 | |
| AS131516 | |
| AS137787 | |
| AS4808 | |
| AS45113 | |
| AS133118 | |
| AS146787 | |
| AS38365 | |
| AS4859 | |
| AS151296 | |
| AS37969 | |
| AS63718 | |
| AS10099 | |
| AS139021 | West263 International Limited |
| AS139099 | |
| AS152120 | |
| AS137735 | |
| AS137795 | |
| AS133119 | |
| AS131519 | |
| AS139154 | |
| AS59009 | |
| AS140726 | |
| AS19174 | |
| AS23848 | |
| AS24406 | |
| AS20485 | |
| AS7473 | |
| AS137787 | |
| AS4637 | |
| AS9873 | |
| AS7018 | |
| AS59074 | |
| AS133119 | |
| AS17622 | |
| AS45629 | |
| AS19174 | |
| AS45899 | |
| AS6830 | |
| AS2914 | |
| AS702 | |
| AS24137 | |
| AS9306 | |
| AS701 | |
| AS63718 | |
| AS3320 | |
| AS140886 | |
| AS137735 | |
| AS151296 | |
| AS55990 | |
| AS20473 | |
| AS24406 | |
| AS17623 | |
| AS23771 | |
| AS140726 | |
| AS17816 | |
| AS136959 | |
| AS134543 | |
| AS139021 | West263 International Limited |
| AS140979 | |
| AS1273 | |
| AS135061 | |
| AS140717 | |
| AS134544 | |
| AS38365 | |
| AS1299 | |
| AS146822 | |
| AS5511 | |
| AS3257 | |
| AS134542 | |
| AS24139 | |
| AS138421 | |
| AS6453 | |
| AS4808 | |
| AS38378 | |
| AS45074 | |
| AS63722 | |
| AS63701 | |
| AS3356 | |
| AS133847 | |
| AS63581 | |
| AS10206 | |
| AS63704 | |
| AS139136 | |
| AS23851 | |
| AS137795 | |
| AS9389 | |
| AS6461 | |
| AS45560 | TOPNET. IP Transit AS |
| AS56012 | |
| AS139154 | |
| AS4134 | |
| AS137539 | |
| AS37963 | |
| AS9929 | |
| AS6762 | |
| AS152120 | |
| AS4538 | |
| AS17968 | |
| AS3303 | |
| AS58852 | |
| AS9293 | |
| AS174 | |
| AS140716 | |
| AS23848 | |
| AS12389 | |
| AS21856 | |
| AS45062 | |
| AS2497 | Internet Initiative Japan Inc. |
| AS131516 | |
| AS133118 | |
| AS146787 | |
| AS2119 | |
| AS9808 | |
| AS45106 | |
| AS131519 | |
| AS151295 | |
| AS4766 | |
| AS45113 | |
| AS139007 | |
| AS33891 | |
| AS6939 | |
| AS139099 | |
| AS17621 | |
| AS4859 | |
| AS38057 | |
| AS12956 | |
| AS4775 | |
| AS35908 | |
| AS37969 | |
| AS4809 | |
| AS10099 | |
| AS6327 | |
| AS59009 | |
| AS137788 | |
| AS140707 | |
| AS136958 | |
| 1.24.0.0/13 |
| 1.56.0.0/13 |
| 1.58.214.0/24 |
| 1.188.0.0/14 |
| 14.204.0.0/15 |
| 2402:f140:ff13::/48 |
| 2402:f140:ff14::/48 |
| 2404:6500:dcb3::/48 |
| 2405:1480:3000::/47 |
| 2406:1e40:f012::/47 |
City
-
Country
Coordinates
0, 0
Timezone
-
We transparently share the source used to determine a likely location for this IP address. Source
whois
curl iplib.re/AS4837
{
"network": {
"rir": "APNIC",
"asn": 4837,
"name": "China Unicom Backbone",
"type": "isp",
"website": "chinaunicom.cn",
"related": [
140707,
134542,
10206,
140716,
140886,
133118,
140726,
10099,
136959,
135061,
19174,
17621,
133119,
137539,
132281,
138421,
17816,
17622,
9929,
140979,
152120,
17623,
140717,
4808,
139007,
136958,
134543,
197407
]
},
"connectivity": {
"upstreams": [
2914,
4134,
6461,
7018,
5511
],
"downstreams": [
137539,
17622,
45062,
134543,
63704
],
"peers": [
20485,
7473,
137787,
4637,
9873
]
},
"location": {
"source": "whois"
},
"abuse": {
"email": "zhaoyz3@chinaunicom.cn",
"phone": "+86-10-66259764"
},
"ipv4": {
"ranges": [
"1.24.0.0/13",
"1.56.0.0/13",
"1.58.214.0/24",
"1.188.0.0/14",
"14.204.0.0/15"
],
"cidrs": 878,
"ips": 58982400
},
"ipv6": {
"ranges": [
"2402:f140:ff13::/48",
"2402:f140:ff14::/48",
"2404:6500:dcb3::/48",
"2405:1480:3000::/47",
"2406:1e40:f012::/47"
],
"cidrs": 456,
"ips": 169673098
}
}