sfcomical.us - robtex.com
sfcomical.us
| DNSSEC | ⚠️ Not signed | ||||||
| NS | pdns73.ultradns.com ⭐ | ||||||
| A | 2001:502:f3ff::6d🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | pdns73.ultradns.com | ||||||
| A | 156.154.64.73🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar | ||||||
| PTR | pdns73.ultradns.com | ||||||
| NS | pdns73.ultradns.biz | ||||||
| A | 2610:a1:1015::6d🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| PTR | pdns73.ultradns.biz | ||||||
| A | 156.154.66.73🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar | ||||||
| PTR | pdns73.ultradns.biz | ||||||
| NS | pdns73.ultradns.net | ||||||
| A | 2610:a1:1014::6d🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | pdns73.ultradns.net | ||||||
| A | 156.154.65.73🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar | ||||||
| PTR | pdns73.ultradns.net | ||||||
| NS | pdns73.ultradns.org | ||||||
| A | 2001:502:4612::6d🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| PTR | pdns73.ultradns.org | ||||||
| A | 156.154.67.73🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar | ||||||
| PTR | pdns73.ultradns.org | ||||||
| SOA | pdns73.ultradns.comhostmaster@hearst.com 2015-03-12 #2 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1785795365 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSpdns73.ultradns.biz2015-07-02 → 2026-08-03 · 2 obs
● 2026-08-03 22:37:46
●NSpdns73.ultradns.com2015-07-02 → 2026-08-03 · 2 obs
● 2026-08-03 22:37:46
●NSpdns73.ultradns.net2015-07-02 → 2026-08-03 · 2 obs
● 2026-08-03 22:37:46
●NSpdns73.ultradns.org2015-07-02 → 2026-08-03 · 2 obs
● 2026-08-03 22:37:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| sfcomical.us | pdns73.ultradns.net, pdns73.ultradns.com, pdns73.ultradns.biz, pdns73.ultradns.org | - |
✅ Authoritative Response
Server:156.154.65.73
NS records: pdns73.ultradns.net, pdns73.ultradns.com, pdns73.ultradns.biz, pdns73.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sfcomical.us (unsigned zone)
⏱️ Timing
Total: 658ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | pdns73.ultradns.biz, pdns73.ultradns.com... |
| SOA | 1 | pdns73.ultradns.com hostmaster.hearst.co |
Analysis
Name Servers
Four name servers handle the delegation for sfcomical.us: pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net and pdns73.ultradns.org.
sfcomical.us partially shares its NS delegation with several other domains, including decimalair.com, harpers-bazaar.ch, farflungwar.com and two others.
These name servers are regularly seen alongside pdns73.ultradns.info and pdns73.ultradns.co.uk as name servers.
pdns73.ultradns.biz, pdns73.ultradns.com, pdns73.ultradns.net and pdns73.ultradns.org each carry two IP addresses. pdns73.ultradns.biz has 156.154.66.73 and 2610:a1:1015::6d; pdns73.ultradns.com has 156.154.64.73 and 2001:502:f3ff::6d; pdns73.ultradns.net has 156.154.65.73 and 2610:a1:1014::6d; pdns73.ultradns.org has 156.154.67.73 and 2001:502:4612::6d.