AS211585 Maiyun Zhang
IPv4 addresses
256
IPv6 /48 networks
19
RPKI
5 valid2 no ROA
Peers and downstreams
6
Holder
- AS name
- MAIYUN
- Description
- Maiyun Zhang
- Organisation
- Maiyun Zhang
- Registered in
- Pittsburgh, United States
- Abuse contact
- abuse@maiyun.me
- Assigned
- 2025-09-04
- Registered
- 2025-09-05
- Record last changed
- 2026-09-20 22:39 UTC
None seen.
Upstream graph
Upstreams and their upstreams, from BGP pathsNetwork health
Grade A · 93/100| partly | Prefixes covered by valid ROAs 5 of 7 announced prefixes are RPKI valid, 2 have no ROA. |
18/25 |
| pass | No RPKI invalid announcements None of the announcements is RPKI invalid. |
10/10 |
| pass | Announces IPv6 6 IPv6 prefixes. |
15/15 |
| pass | More than one upstream 4 upstreams seen in BGP. |
10/10 |
| pass | Working abuse contact abuse@maiyun.me is published. |
15/15 |
| pass | Publishes a geofeed A geofeed (RFC 8805) tells where the address space is used. |
10/10 |
| pass | No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger. |
10/10 |
| pass | Registry record maintained Last changed 2026-09-20. |
5/5 |
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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Markdown
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Routing changes
Last 30 days| 2026-10-04 13:43 UTC | Relationship changed | AS58057 | upstream to peer |
| 2026-10-04 13:43 UTC | Relationship changed | AS398447 | upstream to peer |
| 2026-10-04 13:43 UTC | Relationship changed | AS212508 | upstream to peer |
| 2026-10-04 13:43 UTC | Relationship changed | AS211509 | upstream to peer |
| 2026-10-04 13:43 UTC | New neighbour | AS209533 | peer |
| 2026-10-04 13:43 UTC | New prefix | 2602:f92a:1316::/48 |
WHOIS
aut-num: AS211585 as-name: MAIYUN org: ORG-MZ43-RIPE sponsoring-org: ORG-ML942-RIPE admin-c: MZ9785-RIPE tech-c: MZ9785-RIPE abuse-c: AR80125-RIPE status: ASSIGNED remarks: ---------- UPSTREAMS ---------- remarks: UC San Diego -- AS7377 remarks: Oracle Cloud Infrastructure -- AS31898 remarks: FreeTransit -- AS41051 remarks: HyeHost LLC -- AS47272 remarks: BGPTunnel -- AS209533 remarks: Route64 -- AS212895 remarks: ------------- IX ------------- remarks: EVIX remarks: ------------- END ------------- mnt-by: RIPE-NCC-END-MNT mnt-by: MAIYUNZ-MNT created: 2025-09-05T12:33:57Z last-modified: 2026-09-20T22:39:01Z source: RIPE % 14 routing policy lines (import/export) not shown