CERNET2 IX at Harbin Institute of Technology
Cluster stats
Netblocks62
All fragments 1,448 blocks across 22 clusters
Cluster ID191804089
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Shared handles clustered on 1 shared RIR contact/maintainer handle
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

IP Ranges (62)

showing 50 of 62 — see all⬇ export CSV
CIDR Org name Registry Status Confidence
2001:250:7801::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7802::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7803::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7804::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7805::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7806::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7807::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7808::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7809::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:780a::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:780b::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:780c::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:780d::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:780e::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:780f::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7810::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7811::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7812::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7813::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7814::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7815::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7817::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7818::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7819::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:781a::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:781b::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:781c::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:781d::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:781e::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:781f::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7820::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7821::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7822::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7823::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7824::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7825::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7826::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7827::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7828::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7829::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:782a::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:782c::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:782e::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:782f::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:7830::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:250:fe01::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:da8:ab::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:da8:b800::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:da8:b801::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high
2001:da8:b803::/48 CERNET2 IX at Harbin Institute of Technology BGP ANNOUNCED ● high

Network trust

what's this?
RPKI hygiene: A how networks compare →
98.4% of checked blocks have valid RPKI ROA coverage (61 of 62)
Possible discrepancies (61)

These blocks are registered to CERNET2 IX at Harbin Institute of Technology but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

240c:c586::/32 /32 authorized for AS4538 — China Education and Research Network Center
2001:250:7801::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:7802::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:7803::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:7804::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:7805::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:7806::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:7807::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:7808::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:7809::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:780a::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:780b::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:780c::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:780d::/48 /48 authorized for AS4538 — China Education and Research Network Center
2001:250:780e::/48 /48 authorized for AS4538 — China Education and Research Network Center
+46 more — see the REST API

NIC Handles

AS24372