crtg.tech - robtex.com
crtg.tech
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1774410544 | ||||||
Same first word
Similar names
DNS History
8 records (3 active, 5 former)
●NSamos.ns.cloudflare.com2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 00:12:56
● 2026-03-25 04:09:58
●NSkelly.ns.cloudflare.com2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 00:12:56
● 2026-03-25 04:09:58
○NSns-1205.awsdns-22.org2016-12-13 → 2017-06-23 · 4 obs
● 2017-06-23 22:26:22
○ 2026-03-21 00:12:56
○ 2026-03-25 04:09:58
○NSns-170.awsdns-21.com2016-12-13 → 2017-06-23 · 4 obs
● 2017-06-23 22:26:22
○ 2026-03-21 00:12:56
○ 2026-03-25 04:09:58
○NSns-1835.awsdns-37.co.uk2016-12-13 → 2017-06-23 · 4 obs
● 2017-06-23 22:26:22
○ 2026-03-21 00:12:56
○ 2026-03-25 04:09:58
○NSns-537.awsdns-03.net2016-12-13 → 2017-06-23 · 4 obs
● 2017-06-23 22:26:22
○ 2026-03-21 00:12:56
○ 2026-03-25 04:09:58
●MXcrtg-tech.mail.protection.outlook.com2026-03-21 → 2026-03-25 · 3 obs
● 2026-03-21 00:12:56
● 2026-03-25 04:09:58
○MXinbound-smtp.us-west-2.amazonaws.com2016-12-13 → 2017-06-23 · 4 obs
● 2017-06-23 22:26:22
○ 2026-03-21 00:12:56
○ 2026-03-25 04:09:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | 8 records |
| crtg.tech | kelly.ns.cloudflare.com, amos.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.91
NS records: kelly.ns.cloudflare.com, amos.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crtg.tech (unsigned zone)
⏱️ Timing
Total: 512ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | amos.ns.cloudflare.com, kelly.ns.cloudflare.com |
| MX | 1 | crtg-tech.mail.protection.outlook.com (p |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | amos.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)
Analysis
Name Servers
Two name servers amos.ns.cloudflare.com and kelly.ns.cloudflare.com are delegated to crtg.tech.
crtg.tech uses the same name server configuration as other domains, such as thederrberrys.com, troelsnet.dk, solentbutchers.co.uk, foundersbase.com and founderio.com.
crtg.tech at least partially shares name servers with other domains such as qingxiguandao.com.cn, best-buy.us.com, novacrypt.space, lavoixdelamerique.eu and xclimate.ru.
These name servers are commonly used with teagan.ns.cloudflare.com, cortney.ns.cloudflare.com, keaton.ns.cloudflare.com and jasper.ns.cloudflare.com.
Host names with six IP numbers: Host name amos.ns.cloudflare.com points to 2606:4700:58::a29f:2c78, 2803:f800:50::6ca2:c378, 2a06:98c1:50::ac40:2378, 108.162.195.120, 162.159.44.120 and 172.64.35.120; host name kelly.ns.cloudflare.com points to 2606:4700:50::a29f:265b, 2803:f800:50::6ca2:c25b, 2a06:98c1:50::ac40:225b, 108.162.194.91, 162.159.38.91 and 172.64.34.91.
Mail Servers
crtg.tech is handled by a single mail server, crtg-tech.mail.protection.outlook.com.
crtg-tech.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c946::6, 2a01:111:f403:c946::7, 2a01:111:f403:f908::, 2a01:111:f403:f90c::, 52.101.10.5, 52.101.11.13, 52.101.41.58 and 52.101.41.183.