mathsci.com - robtex.com
mathsci.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 | ns1.afternic.com ⭐ | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| NS | ns2.afternic.com | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.afternic.comdns@jomax.net serial=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=1778353081 | ||||||
Same first word
Similar names
DNS History
14 records (4 active, 10 former)
●NSns1.afternic.com2026-04-24 → 2026-05-09 · 3 obs
● 2026-04-24 02:58:26
● 2026-05-09 19:19:16
○NSns13.domaincontrol.com2016-09-20 → 2016-09-20 · 4 obs
● 2016-09-20 01:42:52
○ 2026-04-24 02:58:26
○ 2026-05-09 19:19:16
○NSns14.domaincontrol.com2016-09-20 → 2016-09-20 · 4 obs
● 2016-09-20 01:42:52
○ 2026-04-24 02:58:26
○ 2026-05-09 19:19:16
●NSns2.afternic.com2026-04-24 → 2026-05-09 · 3 obs
● 2026-04-24 02:58:26
● 2026-05-09 19:19:16
○NSpdns01.domaincontrol.com2015-07-26 → 2016-03-10 · 4 obs
● 2016-03-10 05:11:44
○ 2016-09-20 01:42:52
○ 2026-05-09 19:19:16
○NSpdns02.domaincontrol.com2015-07-26 → 2016-03-10 · 4 obs
● 2016-03-10 05:11:44
○ 2016-09-20 01:42:52
○ 2026-05-09 19:19:16
○MXalt1.aspmx.l.google.com2015-07-26 → 2016-09-20 · 4 obs
● 2016-09-20 01:42:52
○ 2026-04-24 02:58:26
○ 2026-05-09 19:19:16
○MXalt2.aspmx.l.google.com2015-07-26 → 2016-09-20 · 4 obs
● 2016-09-20 01:42:52
○ 2026-04-24 02:58:26
○ 2026-05-09 19:19:16
○MXaspmx.l.google.com2015-07-26 → 2016-09-20 · 4 obs
● 2016-09-20 01:42:52
○ 2026-04-24 02:58:26
○ 2026-05-09 19:19:16
○MXaspmx2.googlemail.com2015-07-26 → 2016-09-20 · 4 obs
● 2016-09-20 01:42:52
○ 2026-04-24 02:58:26
○ 2026-05-09 19:19:16
○MXaspmx3.googlemail.com2015-07-26 → 2016-09-20 · 4 obs
● 2016-09-20 01:42:52
○ 2026-04-24 02:58:26
○ 2026-05-09 19:19:16
●A13.248.169.482026-04-24 → 2026-05-09 · 3 obs
● 2026-04-24 02:58:26
● 2026-05-09 19:19:16
○A64.6.233.2022015-07-26 → 2016-09-20 · 4 obs
● 2016-09-20 01:42:52
○ 2026-04-24 02:58:26
○ 2026-05-09 19:19:16
●A76.223.54.1462026-04-24 → 2026-05-09 · 3 obs
● 2026-04-24 02:58:26
● 2026-05-09 19:19:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| mathsci.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:173.201.66.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathsci.com (unsigned zone)
⏱️ Timing
Total: 126ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns2.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
IP Addresses
mathsci.com resolves to two IP numbers: 13.248.169.48 and 76.223.54.146.
Other host names, for instance lawsolutions.us, granitefloors.com, www.tuneless.net, imar.co and pinfinite.com share IP numbers with mathsci.com.
Name Servers
mathsci.com has two name servers: ns1.afternic.com and ns2.afternic.com.
mathsci.com shares the same name server setup as other domains, for example sageseo.com, webmaster2.taino.net, indianapolisimplantdentist.com, tinyloghouses.com and mail.oharetaxi.com.
mathsci.com shares some name servers with other domains, for example clickerhub.com, cabati.com, amsath.com, ctf.company and ftlk.com.
These name servers are commonly used with the name servers verification-q2yfbmuxrvnsdnaogqtqft.ns101.verify.hn, verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-k4ibaefv92b8mcahic8cdo.ns101.verify.hn, verification-d4cavni8ixipvpnhvzfemw.ns101.verify.hn, verification-l6to5ckftxsu2c7ezmpxcu.ns101.verify.hn and verification-yqwlayzppiicikkzjkdghq.ns101.verify.hn.
Host names with two IP numbers:
ns1.afternic.com points to: 2603:5:2126::45 and 97.74.98.69; ns2.afternic.com points to: 2603:5:2226::45 and 173.201.66.69.