HomePrefix Lookup202.112.0.0/16

202.112.0.0/16

🇨🇳
IPv4APNICallocatedAS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA
CIDR
202.112.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
allocated
Allocated
9/21/1995

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
202.112.0.0/16AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026

Covering Prefix

111 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
202.112.0.0/13AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.0.0/14AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.0.0/15AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.160.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.144.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.128.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.112.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.80.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.64.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.192.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.176.0/20AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.128.0/20AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.160.0/20AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.176.0/20AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.192.0/20AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.112.0/20AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.80.0/20AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.64.0/20AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.144.0/20AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.224.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.208.0/21AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.224.0/21AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.208.0/21AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.14.0/23AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.14.0/23AS24355CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of ChinaNo ROA—5/31/2026
202.112.238.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.0.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.1.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.7.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.9.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.10.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.15.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.16.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.19.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.20.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.21.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.22.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.24.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.25.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.26.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.27.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.28.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.29.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.30.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.31.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.42.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.43.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.47.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.49.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.50.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.51.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.53.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.55.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.56.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.57.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.61.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.63.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.80.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.82.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.128.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.144.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.164.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.208.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.209.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.237.0/24AS4538ERX-CERNET-BKB - China Education and Research Network CenterNo ROA—5/31/2026
202.112.128.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.47.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.4.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.237.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.57.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.51.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.50.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.56.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.49.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.55.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.43.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.164.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.61.0/24AS24348CNGI-BJ-IX2-AS-AP - CERNET2 IX at Tsinghua UniversityNo ROA—5/31/2026
202.112.192.0/24AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.118.0/24AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.126.0/24AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.176.0/24AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.7.0/24AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.190.0/24AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.117.0/24AS24349CNGI-BJ-IX3-AS-AP - CERNET2 IX at Peking UniversityNo ROA—5/31/2026
202.112.42.0/24AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.208.0/24AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.80.0/24AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.82.0/24AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.209.0/24AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.9.0/24AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.144.0/24AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.10.0/24AS24350CNGI-BJ-IX4-AS-AP - CERNET2 IX at Beijing University of Posts and TelecommunicationsNo ROA—5/31/2026
202.112.16.0/24AS24355CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of ChinaNo ROA—5/31/2026
202.112.14.0/24AS24355CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of ChinaNo ROA—5/31/2026
202.112.15.0/24AS24355CNGI-CD-IX-AS-AP - CERNET2 IX at University of Electronic Science and Technology of ChinaNo ROA—5/31/2026
202.112.19.0/24AS24357CNGI-GZ-IX-AS-AP - CERNET2 IX at South China University of TechnologyNo ROA—5/31/2026
202.112.18.0/24AS24357CNGI-GZ-IX-AS-AP - CERNET2 IX at South China University of TechnologyNo ROA—5/31/2026
202.112.17.0/24AS24357CNGI-GZ-IX-AS-AP - CERNET2 IX at South China University of TechnologyNo ROA—5/31/2026
202.112.21.0/24AS24358CNGI-WH-IX-AS-AP - CERNET2 IX at Huazhong University of Science and TechnologyNo ROA—5/31/2026
202.112.20.0/24AS24358CNGI-WH-IX-AS-AP - CERNET2 IX at Huazhong University of Science and TechnologyNo ROA—5/31/2026
202.112.22.0/24AS24358CNGI-WH-IX-AS-AP - CERNET2 IX at Huazhong University of Science and TechnologyNo ROA—5/31/2026
202.112.23.0/24AS24361CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast UniversityNo ROA—5/31/2026
202.112.24.0/24AS24361CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast UniversityNo ROA—5/31/2026
202.112.25.0/24AS24361CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast UniversityNo ROA—5/31/2026
202.112.26.0/24AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—5/31/2026
202.112.27.0/24AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—5/31/2026
202.112.28.0/24AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong UniversityNo ROA—5/31/2026
202.112.31.0/24AS24369CNGI-SY-IX-AS-AP - CERNET2 IX at Northeast UniversityNo ROA—5/31/2026
202.112.29.0/24AS24369CNGI-SY-IX-AS-AP - CERNET2 IX at Northeast UniversityNo ROA—5/31/2026
202.112.30.0/24AS24369CNGI-SY-IX-AS-AP - CERNET2 IX at Northeast UniversityNo ROA—5/31/2026
Origin ASN
AS4538
ERX-CERNET-BKB - China Education and Research Network Center
Geolocation
Country🇨🇳ChinaCN
RegionBeijing
CityHaidian (Haidian Qu)
Coordinates40.0045, 116.3290 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/202.112.0.0/16

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/202.112.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP