ihtc.cn - robtex.com
ihtc.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.66.cn ⚠️ Not in zone NS records | ||||||
| A | 115.29.184.223🇨🇳 Alibaba-Cloud115.29.128.0/17 | ||||||
| NS | dns2.66.cn ⚠️ Not in zone NS records | ||||||
| A | 121.196.216.205🇨🇳 Alibaba-Cloud121.196.0.0/16 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034776997 | ||||||
Same first word
Similar names
DNS History
9 records (2 active, 7 former)
●NSdns1.66.cn2026-04-22 → 2026-05-11 · 3 obs
○ 2018-05-21 03:44:48
● 2026-04-22 18:25:54
● 2026-05-11 04:14:32
● 2026-04-22 18:25:54
● 2026-05-11 04:14:32
○NSdns15.hichina.com2015-08-07 → 2018-05-21 · 4 obs
● 2015-08-07 11:52:18
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
○NSdns16.hichina.com2015-08-07 → 2018-05-21 · 4 obs
● 2015-08-07 11:52:18
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
●NSdns2.66.cn2026-04-22 → 2026-05-11 · 3 obs
○ 2018-05-21 03:44:48
● 2026-04-22 18:25:54
● 2026-05-11 04:14:32
● 2026-04-22 18:25:54
● 2026-05-11 04:14:32
○MXmxn.mxhichina.com2015-12-09 → 2018-05-21 · 4 obs
● 2015-12-09 18:12:54
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
○MXmxw.mxhichina.com2015-12-09 → 2018-05-21 · 4 obs
● 2015-12-09 18:12:54
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
○A115.28.143.332017-01-09 → 2018-05-21 · 5 obs
○ 2016-03-07 06:04:04
● 2017-01-09 14:13:20
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
● 2017-01-09 14:13:20
● 2018-05-21 03:44:48
○ 2026-04-22 18:25:54
○ 2026-05-11 04:14:32
○A121.40.147.1242016-03-07 → 2016-03-07 · 4 obs
○ 2015-12-09 18:12:54
● 2016-03-07 06:04:04
○ 2017-01-09 14:13:20
○ 2026-05-11 04:14:32
● 2016-03-07 06:04:04
○ 2017-01-09 14:13:20
○ 2026-05-11 04:14:32
○A173.201.216.422015-08-07 → 2015-12-09 · 4 obs
● 2015-08-07 11:52:18
● 2015-12-09 18:12:54
○ 2016-03-07 06:04:04
○ 2026-05-11 04:14:32
● 2015-12-09 18:12:54
○ 2016-03-07 06:04:04
○ 2026-05-11 04:14:32
🔍 DNS Trace
Analysis
Name Servers
Two name servers dns1.66.cn and dns2.66.cn handle delegation for ihtc.cn.
ihtc.cn uses the same name server setup as other domains, for example tric.com.cn, artx.com.cn, rphr.cn, xn--gtvy7hdsu.cn and xn--1lq51at9eozi91ctcc26bxbx02b7ux4fswf2ei4ud.cn.
ihtc.cn partially shares name servers with other domains; examples include foti.cn, pubs.com.cn, 80-80.cn, jdjc.cn and tbs24h.cn.
These name servers are commonly used with wd047, ns1.foti.cn and ns1.pubs.com.cn.
Host names with one IP number: The host name dns1.66.cn points to 115.29.184.223 and the host name dns2.66.cn points to 121.196.216.205.