mail.coretechdev.com - robtex.com
mail.coretechdev.com
coretechdev.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 160.153.0.15🇺🇸 CLOUDFLARESPECTRUM160.153.0.0/24 MWP | ||||||
| NS | ns13.domaincontrol.com ⭐ | ||||||
| NS | ns14.domaincontrol.com | ||||||
| MX | coretechdev-com.mail.protection.outlook.com ⭐ | ||||||
| TXT | google-site-verification=L8Wl6HBcvIjUDD5yVtR5CV_Bu9enhPES8T-asF9wIq8 | ||||||
| TXT | google-site-verification=QCjmOWS3SusadCPCabZD-PxrY9quY4xODGR9F-EU9JQ | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com -all | ||||||
| TXT | D7755873 | ||||||
| TXT | | ||||||
| TXT | ca3-20725b2c82144e7bbf15ff6d8026ac53 | ||||||
| SOA | ns13.domaincontrol.comdns@jomax.net 2026-06-18 #4 | ||||||
Previously MX for
Same first word
Similar names
DNS History
7 records (1 active, 6 former)
○NSns13.domaincontrol.com2015-09-24 → 2016-09-08 · 4 obs
● 2016-09-08 08:19:30
○ 2026-05-11 01:02:26
○ 2026-08-04 23:19:36
○NSns14.domaincontrol.com2015-09-24 → 2016-09-08 · 4 obs
● 2016-09-08 08:19:30
○ 2026-05-11 01:02:26
○ 2026-08-04 23:19:36
○MXcoretechdev-com.mail.protection.outlook.com2016-09-08 → 2016-09-08 · 4 obs
● 2016-09-08 08:19:30
○ 2026-05-11 01:02:26
○ 2026-08-04 23:19:36
○MXmail.coretechdev.com2015-09-24 → 2016-03-15 · 4 obs
● 2016-03-15 21:35:56
○ 2016-09-08 08:19:30
○ 2026-08-04 23:19:36
○A198.71.233.52016-09-08 → 2016-09-08 · 4 obs
● 2016-09-08 08:19:30
○ 2026-05-11 01:02:26
○ 2026-08-04 23:19:36
○A23.229.237.1282015-05-20 → 2016-03-15 · 4 obs
● 2016-03-15 21:35:56
○ 2016-09-08 08:19:30
○ 2026-08-04 23:19:36
●CNAMEcoretechdev.com2015-05-20 → 2026-08-04 · 2 obs
● 2026-08-04 23:19:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| coretechdev.com | ns13.domaincontrol.com, ns14.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.106.7
NS records: ns13.domaincontrol.com, ns14.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coretechdev.com (unsigned zone)
⏱️ Timing
Total: 136ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | coretechdev.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns13.domaincontrol.com, ns13.domaincontrol.com, ns14.domaincontrol.com...)
Analysis
IP Addresses
mail.coretechdev.com resolves to one IP address: 160.153.0.15.
owlanguage.com, freeamc.com, kmgtl.com and two other host names share IP numbers with mail.coretechdev.com.
Name Servers
mail.coretechdev.com is delegated to two name servers: ns13.domaincontrol.com and ns14.domaincontrol.com.
mail.coretechdev.com uses the same name servers as several other domains — among them wells-gray.com, latinocouncil.org, studentrentalsstjoes.com and two more.
ns13.domaincontrol.com and ns14.domaincontrol.com each resolve to two IP addresses: ns13.domaincontrol.com points to 97.74.106.7 and 2603:5:21a0::7, while ns14.domaincontrol.com points to 173.201.74.7 and 2603:5:22a0::7.
Mail Servers
Mail for mail.coretechdev.com is handled by a single mail server, coretechdev-com.mail.protection.outlook.com.
The mail server configuration of mail.coretechdev.com is identical to that of other domains — coretechdev.com being one example.
coretechdev-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.8.51, 52.101.9.17, 52.101.11.13 and 5 others.