api.cas.cn - robtex.com
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api.cas.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2400:dd01:1017:1000::9fe2:f23e🇨🇳 CSTNET-AS-AP | ||||||
| A | 159.226.242.62🇨🇳 CSTNET-AS-AP | ||||||
cas.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2400:dd01:1017:1000::9fe2:f23d🇨🇳 CSTNET-AS-AP | ||||||
| A | 159.226.242.61🇨🇳 CSTNET-AS-AP | ||||||
| NS | ns1.cdns.cn ⭐ | ||||||
| NS | ns3.cstnet.cn | ||||||
| NS | ns4.cstnet.cn | ||||||
| MX | mx.cstnet.cn ⭐ | ||||||
| TXT | v=spf1 include:spf.mail.cstnet.cn -all | ||||||
| SOA | ns1.cdns.cnmail@cnnic.cn serial=4579 | ||||||
rank #2543 globally
rank #32 in the tld
This domain "cas.cn" belongs to the Chinese Academy of Sciences, a national scientific think tank and academic governing body that provides advisory and appraisal services on issues stemming from the national economy, social development, and science and technology progress. It conducts research in basic and technological sciences, undertakes national major scientific and technological tasks, and provides important scientific and technological advice to government departments.WOT: SAFE (77/100)
📈 Tranco rank: #10,819
Same first word
Similar names
DNS History
4 records (2 active, 2 former)
○A159.226.242.1522020-02-02 → 2020-02-02 · 2 obs
● 2020-02-02 19:43:14
○ 2026-02-19 02:29:06
○ 2026-02-19 02:29:06
●A159.226.242.622026-02-19 → 2026-02-19 · 2 obs
○ 2020-02-02 19:43:14
● 2026-02-19 02:29:06
● 2026-02-19 02:29:06
●A2400:dd01:1017:1000::9fe2:f23e2026-02-19 → 2026-02-19 · 2 obs
○ 2020-02-02 19:43:14
● 2026-02-19 02:29:06
● 2026-02-19 02:29:06
○A2400:dd01:1017:1000::9fe2:f2982020-02-02 → 2020-02-02 · 2 obs
● 2020-02-02 19:43:14
○ 2026-02-19 02:29:06
○ 2026-02-19 02:29:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| cas.cn | ns3.cstnet.cn, ns4.cstnet.cn | 2 records |
✅ Authoritative Response
Server: 159.226.18.13
NS records: ns3.cstnet.cn, ns4.cstnet.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cas.cn (unsigned zone)
⏱️ Timing
Total: 1105ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.226.242.62 |
| AAAA | 1 | 2400:dd01:1017:1000::9fe2:f23e |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.cstnet.cn, ns4.cstnet.cn)
AI analysis
api.cas.cn points to two IP numbers: 2400:dd01:1017:1000::9fe2:f23e and 159.226.242.62.
Other host names, for instance ime.cas.cn, www.wbgcas.cn, ciac.cas.cn, ihns.cas.cn and www.im.cas.cn share IP numbers with api.cas.cn.