AS4837 China Unicom Backbone 🇨🇳 CN
CNCGROUP IP network of ShangHai IDC. Announcing 2,172 prefixes, seen at the RIS collectors.
IPv4 prefixes
1,520
59,345,664 (231,819 × /24)
IPv6 prefixes
652
402 × /32
Upstreams
16
transit providers observed
Peers
23
settlement-free adjacencies
Downstreams
87
transit customers observed
Customer cone
23,307
ASes reachable through it
Registry and operator data
- AS number
- AS4837
- Name
- China Unicom Backbone
- Organisation
- China Unicom
- Country
- 🇨🇳 CN
- RIR
- APNIC
- Allocated
- 2001-09-17
- Network type
- NSP
- Traffic levels
- 10-20Tbps
- Scope
- Regional
- Peering policy
- Selective
- IRR as-set
- AS4837:AS-CNCGROUP
- Website
- https://www.chinaunicom.cn/
- PeeringDB
- net/730
- Exchanges
- 3
- Facilities
- 10
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
2,172 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 2408:865c::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:865d::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:865f::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8660::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8662::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8662::/48 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8663::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:8663::/48 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8664::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8665::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8666::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:866a::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:866a:a01::/48 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:866b::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:866c::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:866c:200::/42 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:866d::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:866e::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:866f::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8670::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:8674::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8675::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8676::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8677::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8678::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:8679::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:867a::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:867a:8e00::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8710::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8711::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8712::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8713::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8719::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:871a::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:871b::/32 v6 | RPKI valid | 33 | 3800174734837 | 2026-09-18 |
| 2408:8720::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8721::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8722::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8723::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8726::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:872b::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:872b:e00::/47 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:872f::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:8730::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8731::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8732::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8733::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8734::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:8735::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8736::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8738::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:873c::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:873d::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8740::/32 v6 | RPKI valid | 33 | 3800174734837 | 2026-09-18 |
| 2408:8740:1fc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:2fc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:3fc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:4fc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:5fc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:6fc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:7fc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:8fc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:9fc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:afc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8740:bfc0::/48 v6 | RPKI valid | 31 | 3800174734837 | 2026-09-18 |
| 2408:8742::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8744::/30 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:8748::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:8749::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:874a::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:874b::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:874c::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:874d::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:874e::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:874f::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8752::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:875c::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8760::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:8762::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8763::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8764::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8765::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8766::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8768::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:876a::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:876c::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:876c::/48 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:876c:40::/48 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:876c:80::/48 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:876c:c0::/48 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:876c:1700::/44 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:876c:1740::/44 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:876c:17c0::/44 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:876d::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:876e::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:876f::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8770::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8772::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8773::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8774::/32 v6 | RPKI valid | 33 | 38001100994837 | 2026-09-18 |
| 2408:8776::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8777::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8778::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8779::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:877a::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8812::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8813::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8814::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8815::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8818::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8819::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:882c::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:883a::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8862::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8863::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8864::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8865::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8866::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:886e::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:886f::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8872::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8878::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8879::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:887e::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8912::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8913::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8914::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8915::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8916::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8917::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:891c::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8920::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8924::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:892c::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8936::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:893a::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8940::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8948::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:894c::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:894e::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8962::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8963::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8964::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8965::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8966::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:896c::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:896e::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:896f::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8972::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8978::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8979::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:897a::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:897b::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:897e::/32 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a21:4000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a21:5000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a22::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a22:1000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a23:4000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a23:5000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a23:6000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a23:7000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a24:4000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a24:5000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a24:6000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a24:7000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a26:c000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a26:d000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a26:e000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a26:f000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a27:4000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |
| 2408:8a27:5000::/36 v6 | RPKI valid | 32 | 3800174734837 | 2026-09-18 |