irfj.cn - robtex.com
irfj.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 149.30.186.26🇺🇸 SONDERCLOUD-1149.30.186.0/24 Proxy-registered route object | ||||||
| NS | a.share-dns.com ⭐ | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | b.share-dns.net | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | a.share-dns.commaster@share-dns.com serial=1731317926 | ||||||
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 2035-12-03 #57 | ||||||
Same first word
irfj.cn |
Similar names
DNS History
9 records (3 active, 6 former)
●NSa.share-dns.com2026-06-30 → 2026-08-01 · 3 obs
● 2026-06-30 21:33:02
● 2026-08-01 11:00:18
●NSb.share-dns.net2026-06-30 → 2026-08-01 · 3 obs
● 2026-06-30 21:33:02
● 2026-08-01 11:00:18
○NSwww.irfj.cn2016-03-31 → 2017-04-09 · 4 obs
● 2017-04-09 09:14:16
○ 2026-06-30 21:33:02
○ 2026-08-01 11:00:18
○MXio.bouncemx.com2016-03-31 → 2017-04-09 · 4 obs
● 2017-04-09 09:14:16
○ 2026-06-30 21:33:02
○ 2026-08-01 11:00:18
●A149.30.186.262026-06-30 → 2026-08-01 · 3 obs
● 2026-06-30 21:33:02
● 2026-08-01 11:00:18
○A70.39.84.2282017-04-09 → 2017-04-09 · 4 obs
● 2017-04-09 09:14:16
○ 2026-06-30 21:33:02
○ 2026-08-01 11:00:18
○A70.39.84.2332016-03-31 → 2016-03-31 · 3 obs
○ 2016-09-07 21:16:08
○ 2026-08-01 11:00:18
○A70.39.84.2492016-09-07 → 2016-09-07 · 4 obs
● 2016-09-07 21:16:08
○ 2017-04-09 09:14:16
○ 2026-08-01 11:00:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| irfj.cn | a.share-dns.com, b.share-dns.net | - |
✅ Authoritative Response
Server:172.64.52.239
NS records: a.share-dns.com, b.share-dns.net
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.25.1 for DNSKEY cn
⏱️ Timing
Total: 3602ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 149.30.186.26 |
| NS | 2 | a.share-dns.com, b.share-dns.net |
| SOA | 1 | a.share-dns.com master.share-dns.com |
Analysis
IP Addresses
irfj.cn points to a single IP number: 149.30.186.26.
Additional host names — srv259.nlgot.com, srv398.nlgot.com, srv312.nlgot.com and two others — share IP numbers with irfj.cn.
Name Servers
irfj.cn has two authoritative name servers — a.share-dns.com and b.share-dns.net.
irfj.cn shares its name server setup with other domains, including jinshu999.com, yilexueche.com, gtmmms.com and two others.
The name servers of irfj.cn overlap at least partially with those of other domains — among them boostapp.net, cycai.cn, 188dg.com and two more.
These name servers commonly appear in delegations together with a4.share-dns.com, b4.share-dns.net, a5.share-dns.com and 7 other.
Both a.share-dns.com and b.share-dns.net have a single IP address each — a.share-dns.com resolves to 172.64.53.25 while b.share-dns.net resolves to 172.64.52.239.