mathmd.com - dns.ninja
mathmd.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | ip-13-248-169-48.defastlink.net | ||||||
| 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=1780535909 | ||||||
Same first word
mathmd.com |
DNS History
11 records (4 active, 7 former)
○NSns27.domaincontrol.com2015-07-17 → 2017-01-03 · 4 obs
● 2017-01-03 04:11:04
○ 2026-05-02 22:11:00
○ 2026-06-04 01:20:44
○NSns28.domaincontrol.com2015-07-17 → 2017-01-03 · 4 obs
● 2017-01-03 04:11:04
○ 2026-05-02 22:11:00
○ 2026-06-04 01:20:44
●NSns3.afternic.com2026-05-02 → 2026-06-04 · 3 obs
● 2026-05-02 22:11:00
● 2026-06-04 01:20:44
●NSns4.afternic.com2026-05-02 → 2026-06-04 · 3 obs
● 2026-05-02 22:11:00
● 2026-06-04 01:20:44
○MX.2026-05-02 → 2026-06-04 · 2 obs
○ 2026-06-04 01:20:44
○MXmailstore1.secureserver.net2015-07-17 → 2017-01-03 · 4 obs
● 2017-01-03 04:11:04
○ 2026-05-02 22:11:00
○ 2026-06-04 01:20:44
○MXsmtp.secureserver.net2015-07-17 → 2017-01-03 · 4 obs
● 2017-01-03 04:11:04
○ 2026-05-02 22:11:00
○ 2026-06-04 01:20:44
●A13.248.169.482026-05-02 → 2026-06-04 · 3 obs
● 2026-05-02 22:11:00
● 2026-06-04 01:20:44
○A178.128.155.1122019-04-15 → 2019-04-15 · 4 obs
● 2019-04-15 09:03:32
○ 2026-05-02 22:11:00
○ 2026-06-04 01:20:44
○A50.63.202.122015-07-17 → 2017-01-03 · 4 obs
● 2017-01-03 04:11:04
○ 2019-04-15 09:03:32
○ 2026-06-04 01:20:44
●A76.223.54.1462026-05-02 → 2026-06-04 · 3 obs
● 2026-05-02 22:11:00
● 2026-06-04 01:20:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mathmd.com | ns3.afternic.com, ns4.afternic.com | 2 records |
✅ Authoritative Response
Server:173.201.66.65
NS records: ns3.afternic.com, ns4.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathmd.com (unsigned zone)
⏱️ Timing
Total: 899ms | 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
mathmd.com points to two IP numbers: 13.248.169.48 and 76.223.54.146.
deip.net, firmbrands.com, 6461796c6967687477696e64796a616e6540686f746d616message.99polls.com plus two other host names have IP numbers in common with mathmd.com.
Name Servers
mathmd.com uses two name servers for its delegation: ns3.afternic.com and ns4.afternic.com.
The name server configuration of mathmd.com is shared with other domains, for instance mail.toddrealty.com, mx.stocktonpipe.com, crosswars.com and two others.
mathmd.com at least partially shares name servers with other domains, for instance nmessage.com, mentalhealthatwork.org and mail.mikka.jp.
ns3.afternic.com resolves to 97.74.98.65. ns4.afternic.com resolves to 173.201.66.65. Both host names point to a single IP number.