IP / ASN / Domain Lookup

IP Lookup Result
IP Address
121.250.48.4
checkipcheckip
Location
China,Jiangsu,Nanjing
ASN
ENT
CERNET2 IX at Shandong University
Company
ENT
CERNET2 IX at Shandong University
Longitude
118.8729
118.8729
Latitude
31.9657
31.9657
Roaming IP
DataCenter
DataCenter
Roaming IP
32%Risk Score
  
32% Risk Score
IP Address (Decimal)
2046439428
checkipcheckip
Latency
US
HK
CA
GB
DE
AU
ASN History
ASN History
Network
AS Organization
Country
First Seen
Last Seen
121.248.0.0/14
EDU
CERNET-CN
China
📅 2010-12-08 06:39
📅 2025-12-24 23:25
121.250.48.0/23
EDU
CERNET2 IX Route Servers
China
📅 2020-01-05 00:12
📅 2025-12-24 23:24
121.250.0.0/15
EDU
CERNET-CN
China
📅 2017-01-01 08:39
📅 2025-12-24 23:24
121.250.48.0/23
EDU
CERNET-CN
China
📅 2012-01-25 23:19
📅 2025-12-24 23:24
121.248.0.0/14
IDC
Flat C, 16/F, Skyline Tower,
Hong Kong SAR China
📅 2018-02-28 17:04
📅 2018-03-06 15:18
121.0.0.0/8
GOV
RIPE NCC ASN block
--
📅 2010-02-18 12:59
📅 2010-02-18 13:01
121.0.0.0/8
ISP
PTCL
Pakistan
📅 2007-02-13 19:59
📅 2007-02-14 14:24
121.0.0.0/8
ISP
ip telecom
Italy
📅 2006-11-09 17:59
📅 2006-11-09 18:08
121.128.0.0/9
ISP
Verizon Business
United States
📅 2006-05-02 02:38
📅 2006-06-20 13:21
121.0.0.0/8
ENT
Abitcool(China) Inc.
China
📅 2005-08-31 10:16
📅 2005-11-25 05:30
121.0.0.0/8
ISP
MTN SA
South Africa
📅 2003-12-09 13:07
📅 2005-08-11 17:45
121.0.0.0/8
ISP
Kertinis valstybes telekomunikaciju centras
Lithuania
📅 2005-06-09 20:39
📅 2005-06-09 21:21
121.0.0.0/8
--
📅 2004-06-18 04:47
📅 2004-12-14 19:49
121.0.0.0/8
ISP
TDCSONG
Sweden
📅 2004-05-07 19:39
📅 2004-05-26 13:58
121.0.0.0/8
IDC
Level 3 Parent, LLC
United States
📅 2004-03-25 22:55
📅 2004-03-26 01:41
121.0.0.0/8
ISP
Harbor Communications
United States
📅 2003-03-03 02:55
📅 2003-03-03 03:44
Company History
Company History
Network
First Seen
Last Seen
ISP
APNIC-121
121.0.0.0/8
📅 2006-01-06 08:00
📅 2025-12-07 07:44
ENT
NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK
121.127.64.0/8
📅 2022-12-08 23:20
📅 2025-12-07 07:44
IDC
NJR-CERNET
121.248.0.0/14
📅 2020-09-03 17:15
📅 2025-12-05 08:13
Registration History
Status
Network
Registry
Country
First Seen
Last Seen
121.0.0.0/8
rirARIN
--
📅 2006-01-06 08:00
📅 2025-12-07 07:44
121.127.64.0/8
rirRIPE
European Union
📅 2022-12-08 23:20
📅 2025-12-07 07:44
121.248.0.0/14
rirAPNIC
China
📅 2020-09-03 17:15
📅 2025-12-05 08:13