fltr.ac.cn - robtex.com
fltr.ac.cn
ac.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2027272198 | ||||||
Same first word
fltr.ru |
fltr.pl |
fltr.ie |
fltr.ac.cn |
fltr.jp |
fltr.cn |
fltr.me |
fltr.at |
fltr.de |
fltr.tv |
fltr.in |
fltr.googlecode.com |
fltr.com |
fltr.pro |
fltr.org |
fltr.eu |
fltr.co |
fltr.net |
fltr.shop |
fltr.app |
fltr.ca |
fltr.nl |
Similar names
DNS History
8 records (4 active, 4 former)
○NSns.fltrp.com2015-10-11 → 2015-12-24 · 4 obs
● 2015-12-24 11:52:16
○ 2016-03-25 05:18:46
○ 2026-07-29 10:09:28
○NSns.waiyanshe.com.cn2015-10-11 → 2015-12-24 · 4 obs
● 2015-12-24 11:52:16
○ 2016-09-14 06:38:54
○ 2026-07-29 10:09:28
●NSns11.xincache.com2026-07-24 → 2026-07-29 · 3 obs
● 2026-07-24 22:32:54
● 2026-07-29 10:09:28
●NSns13.xincache.com2016-09-14 → 2026-07-29 · 3 obs
● 2016-09-14 06:38:54
● 2026-07-29 10:09:28
●NSns14.xincache.com2016-09-14 → 2026-07-29 · 3 obs
● 2016-09-14 06:38:54
● 2026-07-29 10:09:28
○NSns2.xinnetdns.com2016-03-25 → 2016-03-25 · 4 obs
● 2016-03-25 05:18:46
○ 2016-09-14 06:38:54
○ 2026-07-29 10:09:28
○A111.200.194.1372016-09-14 → 2017-05-31 · 4 obs
● 2017-05-31 10:14:48
○ 2026-07-07 06:22:34
○ 2026-07-29 10:09:28
●A121.194.4.2022026-07-24 → 2026-07-29 · 3 obs
● 2026-07-24 22:32:54
● 2026-07-29 10:09:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| fltr.ac.cn | ns13.xincache.com, ns14.xincache.com | - |
✅ Authoritative Response
Server:112.80.181.111
NS records: ns13.xincache.com, ns14.xincache.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fltr.ac.cn (unsigned zone)
⏱️ Timing
Total: 4483ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.194.4.202 |
| NS | 2 | ns14.xincache.com, ns13.xincache.com |
| SOA | 1 | ns11.xincache.com ns12.xincache.com |
Analysis
IP Addresses
fltr.ac.cn points to a single IP number: 121.194.4.202.
Name Servers
fltr.ac.cn is delegated to three name servers: ns11.xincache.com, ns13.xincache.com and ns14.xincache.com.
fltr.ac.cn partially shares its NS delegation with several other domains, including tianranbao.com, zhongyuanauto.com, china-lvjie.com and two others.
In DNS configurations, these name servers often share authority with ns12.xincache.com, ns19.xincache.com, ns20.xincache.com and 7 other name servers.
Host names with 8 IP numbers:
ns11.xincache.com resolves to 1.12.0.4, 36.155.149.180, 112.80.181.45 and 5 other IP addresses.
ns13.xincache.com resolves to 1.12.0.4, 36.155.149.180, 112.80.181.45 and 5 other IP addresses.
Host names with 7 IP numbers:
ns14.xincache.com resolves to 1.12.0.1, 36.155.149.176, 112.80.181.111 and 4 other IP addresses.
ns11.xincache.com and ns13.xincache.com are host names that each point to 2402:4e00:1470:2::e IP addresses.
ns11.xincache.com and ns13.xincache.com are host names that each point to 2402:4e00:1730::e IP addresses.
ns11.xincache.com and ns13.xincache.com are host names that each point to 1.12.0.4 IP addresses.
ns11.xincache.com and ns13.xincache.com are host names that each point to 36.155.149.180 IP addresses.
ns11.xincache.com and ns13.xincache.com are host names that each point to 112.80.181.45 IP addresses.
ns11.xincache.com and ns13.xincache.com are host names that each point to 117.89.178.173 IP addresses.
ns11.xincache.com and ns13.xincache.com are host names that each point to 125.94.59.210 IP addresses.
ns11.xincache.com and ns13.xincache.com are host names that each point to 129.211.176.209 IP addresses.