mathunplugged.com - robtex.com
mathunplugged.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.243.5🇺🇸 Amazon13.248.240.0/20 | ||||||
| PTR | a16e665f42988324c.awsglobalaccelerator.com | ||||||
| A | 76.223.105.230🇺🇸 Amazon76.223.96.0/20 | ||||||
| NS | ns19.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21d0::a🇺🇸 GODADDY-DNS2603:5:21d0::/44 | ||||||
| PTR | ns19.domaincontrol.com | ||||||
| A | 97.74.109.10🇺🇸 GODADDY-DNS97.74.108.0/23 | ||||||
| PTR | ns19.domaincontrol.com | ||||||
| NS | ns20.domaincontrol.com | ||||||
| A | 2603:5:22d0::a🇺🇸 GODADDY-DNS2603:5:22d0::/44 | ||||||
| PTR | ns20.domaincontrol.com | ||||||
| A | 173.201.77.10🇺🇸 GODADDY-DNS173.201.76.0/23 | ||||||
| PTR | ns20.domaincontrol.com | ||||||
| SOA | ns19.domaincontrol.comdns@jomax.net 2025-10-18 #1 | ||||||
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=1774584192 | ||||||
Same first word
mathunplugged.com |
DNS History
7 records (4 active, 3 former)
●NSns19.domaincontrol.com2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 04:04:42
● 2026-03-27 04:04:46
●NSns20.domaincontrol.com2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 04:04:42
● 2026-03-27 04:04:46
○NSnsg1.namebrightdns.com2019-12-29 → 2019-12-29 · 3 obs
○ 2026-03-27 04:04:42
○ 2026-03-27 04:04:46
○NSnsg2.namebrightdns.com2019-12-29 → 2019-12-29 · 3 obs
○ 2026-03-27 04:04:42
○ 2026-03-27 04:04:46
●A13.248.243.52026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 04:04:46
●A76.223.105.2302026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 04:04:46
○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2019-12-29 → 2019-12-29 · 3 obs
○ 2026-03-27 04:04:42
○ 2026-03-27 04:04:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mathunplugged.com | ns19.domaincontrol.com, ns20.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.77.10
NS records: ns19.domaincontrol.com, ns20.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathunplugged.com (unsigned zone)
⏱️ Timing
Total: 563ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.105.230, 13.248.243.5 |
| NS | 2 | ns19.domaincontrol.com, ns20.domaincontrol.com |
| SOA | 1 | ns19.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns19.domaincontrol.com, ns19.domaincontrol.com, ns20.domaincontrol.com...)
Analysis
IP Addresses
mathunplugged.com points to two IP numbers: 13.248.243.5 and 76.223.105.230.
Other host names, for instance inzichtconsulting.com, altoandesgroup.com, newberrydesigns.com, lexingtonmack.com and homeschoollearningexchange.com share IP numbers with mathunplugged.com.
Name Servers
Delegation for mathunplugged.com rests with two name servers, ns19.domaincontrol.com and ns20.domaincontrol.com.
mathunplugged.com shares the same name server setup as other domains, including nationaltrust.us, jointmap.com, floridafuelsolutions.com, baysofprincecreek.com and stmvnyc.org.
Host names with two IP numbers: ns19.domaincontrol.com points to 2603:5:21d0::a and 97.74.109.10; ns20.domaincontrol.com points to 2603:5:22d0::a and 173.201.77.10.