iamroot.tech
Toggle navigation
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
All tools
Page nav
Page nav
iamroot.tech
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
CTRL+D to bookmark
Add to homescreen
×
Tap the 'Share button' at the bottom of the screen:
Scroll down the list, and select 'Add to Home Screen':
Tap the menu icon (3 dots - upper right-hand corner):
and select 'Add to homescreen'.:
ASN database
You may find these sub-pages interesting as well:
Top ASN's by country
Directory of +1.200 verified looking glass url's
NEW: ASN database statistics
Related tools
DNS lookup
DNS lookup / nslookup / DIG of DNS records. An online tool for DNS lookups. By default recursive lookups querying the authoritative name servers. Lookups on specific DNS resolvers are also possible. Additionally, it will look up secondary records and output a full log of what was done on a technical level.
WHOIS / RDAP lookup
Perform WHOIS and/or RDAP lookups on domains, IP addresses, and ASNs. Will output all available technical info, contact info, etc.
Reverse DNS
Perform reverse DNS (rDNS/PTR) lookups of any IP.
CIDR calculator
beta
IP to CIDR calculation tool with subnet info. The reverse, CIDR ranges to IP addresses, is also possible. Last but not least, it includes a tool for refactoring groups of IPs, domain names, and/or other CIDR ranges.
What is my IPv4 and IPv6?
Check your own IP - both IPv4 and IPv6. Works as a connectivity test as well.
GeoIP location
Online tool GeoIP location of any IP and/or domain.
World map, day/night + local time
beta
Beautiful day/night map of the world, with markup of all major cities including local date and time.
Result
AS133119, China Unicom IP network
Last update of data:
08-05-2024 13:41 UTC
ASN:
AS133119 (UNICOM-CN)
Country:
CN - China (Asia)
Org.:
China Unicom IP network
https://www.chinaunicom.cn
Stats:
Peers
5
IX'es
-
Prefixes
31
IPv4
+219K
IPv6
7,9E+28
Contact:
China Unicom IP network
No.21,Financial Street
Beijing,100033
P.R.China
CN
+86-10-66259764
History
Date
Peers
IX'es
Prefixes
IPv4
IPv6
Before 10-04-2024
4
-
31
+219K
7,9E+28
10-04-2024
+1
-
-
-
-
Current
5
-
31
+219K
7,9E+28
Peers
Country
Relationship
ASN
Organization
Peers
Prefix'es
China
Upstream
AS4837
CHINA UNICOM China169 Backbone
136
1.270
China
Downstream
AS23848
IRT-PINGANCOM-CN
8
96
China
Downstream
AS59019
Beijing Kingsoft Cloud Internet Technology Co., Ltd
11
35
China
Downstream
AS63629
Beijing Autohome imformation technology Co.,Ltd
3
2
Hong Kong
Upstream
AS10099
China Unicom (Hong Kong) Operations Limited
465
63
Announced (uniq) prefixes
Country
ASN
Announced prefix
Description
Size
China
AS133119
101.36.128.0/17
CNISP-Union Technology (Beijing) Co., Ltd
32.768
China
AS133119
110.43.112.0/21
Beijing Kingsoft Cloud Internet Technology Co., Ltd.
2.048
China
AS133119
110.43.160.0/21
Beijing Kingsoft Cloud Internet Technology Co., Ltd.
2.048
China
AS133119
110.43.168.0/21
Beijing Kingsoft Cloud Internet Technology Co., Ltd.
2.048
China
AS133119
110.43.176.0/21
Beijing Kingsoft Cloud Internet Technology Co., Ltd.
2.048
China
AS133119
116.181.0.0/16
China United Network Communications Corporation Limited
65.536
China
AS133119
120.52.0.0/17
CHINA UNICOM CLOUD DATA COMPANY LIMITED
32.768
China
AS133119
120.52.128.0/17
CHINA UNICOM CLOUD DATA COMPANY LIMITED
32.768
China
AS133119
120.133.16.0/21
21ViaNet(China),Inc.
2.048
China
AS133119
120.133.24.0/22
21ViaNet(China),Inc.
1.024
China
AS133119
120.133.28.0/23
21ViaNet(China),Inc.
512
China
AS133119
120.133.30.0/24
21ViaNet(China),Inc.
256
China
AS133119
120.133.64.0/20
21ViaNet(China),Inc.
4.096
China
AS133119
120.133.80.0/20
21ViaNet(China),Inc.
4.096
China
AS133119
122.14.192.0/18
CNISP-Union Technology (Beijing) Co., Ltd
16.384
China
AS133119
123.58.0.0/20
CHINA UNICOM CLOUD DATA COMPANY LIMITED
4.096
China
AS133119
123.58.96.0/19
CNISP-Union Technology (Beijing) Co., Ltd
8.192
China
AS133119
123.58.240.0/20
CHINA UNICOM CLOUD DATA COMPANY LIMITED
4.096
China
AS133119
150.242.8.0/24
CHINA UNICOM CLOUD DATA COMPANY LIMITED
256
China
AS133119
150.242.9.0/24
CHINA UNICOM CLOUD DATA COMPANY LIMITED
256
China
AS133119
220.192.72.0/24
China Unicom
256
China
AS133119
220.192.73.0/24
China Unicom
256
China
AS133119
220.192.74.0/24
China Unicom
256
China
AS133119
220.192.75.0/24
China Unicom
256
China
AS133119
220.192.76.0/24
China Unicom
256
China
AS133119
220.192.77.0/24
China Unicom
256
China
AS133119
220.192.78.0/24
China Unicom
256
China
AS133119
220.192.79.0/24
China Unicom
256
Country
ASN
Announced prefix
Description
Size
China
AS133119
2401:be00::/48
Rm503, Building D, No.2 Xinxi Road, Haidian, China
1,2E+24
China
AS133119
2403:a200:a2ff::/48
21ViaNet(China),Inc.
1,2E+24
China
AS133119
2408:877e::/32
China Unicom
7,9E+28
- - show more (+20 entries) - -
- - show less (-20 entries) - -
Log
000
+000
Parse input (ASN)
000
+000
Search database for 'AS133119'
002
+002
1 ASN's found
002
+000
Done
002
+000
Load details of AS133119
013
+011
31 prefixes found
017
+004
5 peers found
019
+002
No matching IX connections found!
021
+002
1 links loaded, 1 verified
022
+001
2 historical items loaded
022
+000
Done