graphtheory.com - dns.ninja
graphtheory.com
| 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 | ns3.afternic.com ⭐ | ||||||
| A | 97.74.98.65🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns3.afternic.com | ||||||
| NS | ns4.afternic.com | ||||||
| A | 173.201.66.65🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns4.namefind.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns3.afternic.comdns@jomax.net 2025-10-01 #0 | ||||||
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=1786351549 | ||||||
Previously MX for
graphtheory.com |
Same first word
graphtheory.com |
DNS History
10 records (4 active, 6 former)
○NSns1.bluehost.com2015-06-22 → 2017-10-19 · 4 obs
● 2017-10-19 03:47:52
○ 2026-03-07 12:43:48
○ 2026-08-10 09:06:56
○NSns2.bluehost.com2015-06-22 → 2017-10-19 · 4 obs
● 2017-10-19 03:47:52
○ 2026-03-07 12:43:48
○ 2026-08-10 09:06:56
●NSns3.afternic.com2026-03-07 → 2026-08-10 · 3 obs
● 2026-03-07 12:43:48
● 2026-08-10 09:06:56
●NSns4.afternic.com2026-03-07 → 2026-08-10 · 3 obs
● 2026-03-07 12:43:48
● 2026-08-10 09:06:56
○MX.2026-03-07 → 2026-08-10 · 2 obs
○ 2026-08-10 09:06:56
○MXgraphtheory.com2015-06-22 → 2017-10-19 · 4 obs
● 2017-10-19 03:47:52
○ 2026-03-07 12:43:48
○ 2026-08-10 09:06:56
●A13.248.169.482026-03-07 → 2026-08-10 · 3 obs
● 2026-03-07 12:43:48
● 2026-08-10 09:06:56
○A50.87.249.542015-11-08 → 2017-10-19 · 5 obs
● 2015-11-08 13:39:40
● 2017-10-19 03:47:52
○ 2026-03-07 12:43:48
○ 2026-08-10 09:06:56
○A66.147.242.1742015-06-22 → 2015-06-22 · 3 obs
○ 2015-11-08 13:39:40
○ 2026-08-10 09:06:56
●A76.223.54.1462026-03-07 → 2026-08-10 · 3 obs
● 2026-03-07 12:43:48
● 2026-08-10 09:06:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| graphtheory.com | ns3.afternic.com, ns4.afternic.com | 2 records |
✅ Authoritative Response
Server:97.74.98.65
NS records: ns3.afternic.com, ns4.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for graphtheory.com (unsigned zone)
⏱️ Timing
Total: 227ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns3.afternic.com, ns4.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns3.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.afternic.com, ns4.afternic.com)
Analysis
IP Addresses
graphtheory.com points to the IP addresses 13.248.169.48 and 76.223.54.146
Two other host names, along with collegeapparel.org, funding.life and swapelude.xyz, also share IP numbers with graphtheory.com.
Name Servers
graphtheory.com is delegated to two name servers: ns3.afternic.com and ns4.afternic.com.
graphtheory.com shares its NS records with other domains, for example brnze.com, pestcontrolcontractor.com, ns2.sunspur.com and two others.
At least some of graphtheory.com's name servers are shared with other domains, for example linkfl.com, moistys.com, limmos.com and two more.
These name servers tend to be used in conjunction with the name servers verification-2hupcltk6hmfcmoczls2f5.ns101.verify.hn.
Each of ns3.afternic.com and ns4.afternic.com has one IP address: ns3.afternic.com uses 97.74.98.65 and ns4.afternic.com uses 173.201.66.65.