ptr.co - dns.ninja
ptr.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns5.afternic.com ⭐ | ||||||
| A | 2603:5:2134::42🇺🇸 GODADDY-DNS2603:5:2130::/44 | ||||||
| PTR | ns5.afternic.com | ||||||
| A | 97.74.99.66🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns5.afternic.com | ||||||
| NS | ns6.afternic.com | ||||||
| A | 2603:5:2234::42🇺🇸 GODADDY-DNS2603:5:2230::/44 | ||||||
| PTR | ns6.afternic.com | ||||||
| A | 173.201.67.66🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns6.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns5.afternic.comdns@jomax.net 2025-09-30 #0 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759710284 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSns1.lnhi.net2015-08-21 → 2016-12-15 · 4 obs
● 2016-12-15 10:03:52
○ 2020-10-29 13:10:58
○ 2026-07-19 22:34:02
○NSns2.lnhi.net2015-08-21 → 2016-12-15 · 4 obs
● 2016-12-15 10:03:52
○ 2020-10-29 13:10:58
○ 2026-07-19 22:34:02
○NSns3.lnhi.net2015-08-21 → 2016-12-15 · 4 obs
● 2016-12-15 10:03:52
○ 2020-10-29 13:10:58
○ 2026-07-19 22:34:02
●NSns5.afternic.com2026-02-19 → 2026-07-19 · 3 obs
● 2026-02-19 03:07:50
● 2026-07-19 22:34:02
●NSns6.afternic.com2026-02-19 → 2026-07-19 · 3 obs
● 2026-02-19 03:07:50
● 2026-07-19 22:34:02
○MXmail.ptr.co2015-08-21 → 2016-12-15 · 4 obs
● 2016-12-15 10:03:52
○ 2020-10-29 13:10:58
○ 2026-07-19 22:34:02
●A13.248.169.482026-02-19 → 2026-07-19 · 3 obs
● 2026-02-19 03:07:50
● 2026-07-19 22:34:02
○A208.112.115.1822015-08-21 → 2016-12-15 · 4 obs
● 2016-12-15 10:03:52
○ 2020-10-29 13:10:58
○ 2026-07-19 22:34:02
●A76.223.54.1462026-02-19 → 2026-07-19 · 3 obs
● 2026-02-19 03:07:50
● 2026-07-19 22:34:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | d.registrydns.co, b.registrydns.co, a.registrydns.co, c.registrydns.co | - |
| ptr.co | ns5.afternic.com, ns6.afternic.com | - |
✅ Authoritative Response
Server:173.201.67.66
NS records: ns5.afternic.com, ns6.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ptr.co (unsigned zone)
⏱️ Timing
Total: 291ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns5.afternic.com, ns6.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns5.afternic.com dns.jomax.net |
Analysis
IP Addresses
ptr.co points to the IP addresses 13.248.169.48 and 76.223.54.146
Among the host names that share IP numbers with ptr.co are densupport.com, mgims.com, hostmaster.webanswer.com and two others.
Name Servers
ptr.co uses two name servers for its delegation: ns5.afternic.com and ns6.afternic.com.
ptr.co has the same name server delegation as a number of other domains, such as saprotection.com, bqeheffew.microsoftonlinequanrantinecenter.majictouch.xyz, avissmart.com and two more.
There is at least partial name server overlap between ptr.co and other domains — englandgpt.xyz, methodsbots.xyz, emperia.xyz and two more among them.
These name servers are routinely deployed together with the name servers verification-gakbzzzqmt6gkcplw4efpp.ns101.verify.hn.
The two host names ns5.afternic.com and ns6.afternic.com each have a pair of IP addresses: ns5.afternic.com has 97.74.99.66 and 2603:5:2134::42, and ns6.afternic.com has 173.201.67.66 and 2603:5:2234::42.