sdfast.com - dns.ninja
sdfast.com
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=1780952021 | ||||||
Same first word
Similar names
DNS History
11 records (9 active, 2 former)
●NSa1-247.akam.net2026-02-16 → 2026-06-08 · 3 obs
● 2026-02-16 20:51:42
● 2026-06-08 21:08:14
●NSa10-67.akam.net2026-02-16 → 2026-06-08 · 3 obs
● 2026-02-16 20:51:42
● 2026-06-08 21:08:14
●NSa12-66.akam.net2026-02-16 → 2026-06-08 · 3 obs
● 2026-02-16 20:51:42
● 2026-06-08 21:08:14
●NSa2-65.akam.net2026-02-16 → 2026-06-08 · 3 obs
● 2026-02-16 20:51:42
● 2026-06-08 21:08:14
●NSa5-67.akam.net2026-02-16 → 2026-06-08 · 3 obs
● 2026-02-16 20:51:42
● 2026-06-08 21:08:14
●NSa9-65.akam.net2026-02-16 → 2026-06-08 · 3 obs
● 2026-02-16 20:51:42
● 2026-06-08 21:08:14
○NSdnsbl.ptc.com2015-08-17 → 2017-08-27 · 4 obs
● 2017-08-27 03:33:24
○ 2026-02-16 20:51:42
○ 2026-06-08 21:08:14
○NSdnsde.ptc.com2015-08-17 → 2016-12-08 · 4 obs
● 2016-12-08 07:35:30
○ 2017-06-28 15:13:34
○ 2026-06-08 21:08:14
●A12.11.148.132015-08-17 → 2026-06-08 · 2 obs
● 2026-06-08 21:08:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net... | - |
| sdfast.com | dns2.ptc.com, dns.ptc.com | 2 records |
✅ Authoritative Response
Server:12.11.148.12
NS records: dns2.ptc.com, dns.ptc.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdfast.com (unsigned zone)
⏱️ Timing
Total: 267ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 12.11.148.13 |
| NS | 6 | a2-65.akam.net, a5-67.akam.net... |
| TXT | 1 | v=spf1-all |
| SOA | 1 | dns.ptc.com please_set_email.absolutely. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns2.ptc.com, dns.ptc.com)
Analysis
IP Addresses
sdfast.com directs to one IP number, which is 12.11.148.13.
Among the host names that share IP numbers with sdfast.com are www.mathsoft.com, netregulus.org, ftp2.cocreate.com and two others.
Name Servers
sdfast.com is served by 8 authoritative name servers: dns2.ptc.com, dns.ptc.com, a1-247.akam.net plus five more.
At least some of sdfast.com's name servers are shared with other domains, for example beneficiosamex.com.ar, vansfemmechaussures.com, faculdadesiriolibanes.org.br and two more.
a9-65.akam.net, a5-67.akam.net and a10-67.akam.net — plus seven other name servers — are routinely found together with these name servers.
Hosts with two IP numbers each:
a1-247.akam.net directs traffic to 193.108.91.247 and 2600:1401:2::f7.
a10-67.akam.net directs traffic to 96.7.50.67 and 2600:1480:d000::43.
a12-66.akam.net directs traffic to 184.26.160.66 and 2600:1480:f000::42.
a2-65.akam.net directs traffic to 95.100.174.65 and 2600:1480:7000::41.
a5-67.akam.net directs traffic to 95.100.168.67 and 2600:1480:b000::43.
a9-65.akam.net directs traffic to 184.85.248.65 and 2a02:26f0:117::41.
Host names with one IP number:
dns2.ptc.com has the IP address 12.11.148.12.
dns.ptc.com has the IP address 12.11.148.11.