- domain
- opt.ac.cn
- tld
- ac.cn
- registry_id
- 20021209s10071s00001609-cn
Dates
- created
- 1997-04-22T00:00:00Z
- expires
- 2028-07-01T00:00:00Z
Nameserver
- 0
- ns3.cstnet.cn
- 1
- ns4.cstnet.cn
Registrar
- name
- 北京国科云计算技术有限公司（原北京中科三方网络技术有限公司）
Dnssec
- signed
- false
Status
- 0
- ok
Contacts
- owner
- organization=中国科学院西安光学精密机械研究所 email=libo@opt.ac.cn
DNS Records
| Type | Name | TTL | Values |
|---|---|---|---|
| MX | opt.ac.cn | 300 | 10 mx.cstnet.cn |
| TXT | opt.ac.cn | 3600 | v=spf1 include:spf.mail.cstnet.cn -all |
Meta
- created
- 2026-09-16T19:30:45Z
- checked
- 2026-10-18T08:45:45Z
- updated
- 2026-09-16T19:30:45Z
- sources
- whois, dns
Change History
| Field | From | To |
|---|---|---|
September 16, 2026 at 19:30 UTC2 fields | ||
| dnssec.signed | - | false |
| registry_id | - | 20021209s10071s00001609-cn |