sifu01.com - robtex.com
sifu01.com
| CNAME | exp.judns.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.65.44.124🇺🇸 Cloudflare172.65.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774631462 | ||||||
rank #305990 in the tld
Same first word
sifu01.com |
DNS History
8 records (3 active, 5 former)
○NSns1.julydns.com2026-02-20 → 2026-02-20 · 2 obs
● 2026-02-20 23:38:54
○ 2026-03-27 17:12:20
○ 2026-03-27 17:12:20
○NSns2.julydns.com2026-02-20 → 2026-02-20 · 2 obs
● 2026-02-20 23:38:54
○ 2026-03-27 17:12:20
○ 2026-03-27 17:12:20
○A47.57.240.1832026-02-20 → 2026-02-20 · 2 obs
● 2026-02-20 23:38:54
○ 2026-03-27 17:12:20
○ 2026-03-27 17:12:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net... | - |
| sifu01.com | exp1.judns.com, exp2.judns.com | 2 records |
✅ Authoritative Response
Server:172.65.39.91
NS records: exp1.judns.com, exp2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sifu01.com (unsigned zone)
⏱️ Timing
Total: 239ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | exp1.judns.com, exp2.judns.com |
| CNAME | 1 | exp.judns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (exp1.judns.com, exp2.judns.com)
Analysis
IP Addresses
sifu01.com points to IP number: 172.65.44.124.
Other host names, for instance exp.judns.com share IP numbers with sifu01.com.