CERNET2 IX at Harbin Institute of Technology
Cluster stats
| Netblocks | 62 |
| All fragments | 1,448 blocks across 22 clusters |
| Cluster ID | 191804089 |
| Registry | BGP |
| Customers | find 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