starttheory.com - robtex.com
starttheory.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 | ||||||
| NS | verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn ⚠️ Not in zone NS records | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.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=1784334692 | ||||||
Subdomains
mx.starttheory.com |
Same first word
starttheory.com |
Similar names
DNS History
9 records (5 active, 4 former)
●NSns1.afternic.com2026-07-03 → 2026-07-18 · 3 obs
● 2026-07-03 07:27:08
● 2026-07-18 00:59:38
○NSns1.ipage.com2019-01-18 → 2019-01-18 · 3 obs
○ 2026-07-03 07:27:08
○ 2026-07-18 00:59:38
●NSns2.afternic.com2026-07-03 → 2026-07-18 · 3 obs
● 2026-07-03 07:27:08
● 2026-07-18 00:59:38
○NSns2.ipage.com2019-01-18 → 2019-01-18 · 3 obs
○ 2026-07-03 07:27:08
○ 2026-07-18 00:59:38
●NSverification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn2026-07-03 → 2026-07-18 · 3 obs
● 2026-07-03 07:27:08
● 2026-07-18 00:59:38
○MXmx.starttheory.com2019-01-18 → 2019-01-18 · 3 obs
○ 2026-07-03 07:27:08
○ 2026-07-18 00:59:38
●A13.248.169.482026-07-03 → 2026-07-18 · 3 obs
● 2026-07-03 07:27:08
● 2026-07-18 00:59:38
○A66.96.147.1132019-01-18 → 2019-01-18 · 3 obs
○ 2026-07-03 07:27:08
○ 2026-07-18 00:59:38
●A76.223.54.1462026-07-03 → 2026-07-18 · 3 obs
● 2026-07-03 07:27:08
● 2026-07-18 00:59:38
🔍 DNS Trace
Analysis
Hierarchy
mx.starttheory.com is delegated beneath starttheory.com.
IP Addresses
starttheory.com points to the IP addresses 13.248.169.48 and 76.223.54.146
ecommercesuperstore.com, hostmaster.downloadgamesonline.com, dc-a9f641a9.247estates.com plus two other host names have IP numbers in common with starttheory.com.
Name Servers
starttheory.com is delegated to three name servers: ns1.afternic.com, ns2.afternic.com and verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn.
There is at least partial name server overlap between starttheory.com and other domains — speechlessons.ai, sensitone.com, vitadeep.com and two more among them.
The name servers verification-d3jclucsp89ganyqbydeny.ns101.verify.hn, verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn and verification-am8359fa.ns3.dan.hosting are often found in combination with these name servers.
ns1.afternic.com, ns2.afternic.com and verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn each resolve to two IP addresses: ns1.afternic.com resolves to 97.74.98.69 and 2603:5:2126::45; ns2.afternic.com resolves to 173.201.66.69 and 2603:5:2226::45; verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn resolves to 13.248.169.48 and 76.223.54.146.