crt-tech.com - robtex.com
crt-tech.com
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=1771291435 | ||||||
Up
www.crt-tech.com |
Same first word
crt-tech.com |
DNS History
12 records (6 active, 6 former)
●NSdevin.ns.cloudflare.com2026-02-20 → 2026-02-23 · 3 obs
● 2026-02-20 16:58:12
● 2026-02-23 11:56:18
●NSnoor.ns.cloudflare.com2026-02-20 → 2026-02-23 · 3 obs
● 2026-02-20 16:58:12
● 2026-02-23 11:56:18
○NSns9.szhot.com2016-12-18 → 2019-04-28 · 4 obs
● 2019-04-28 04:37:44
○ 2026-02-20 16:58:12
○ 2026-02-23 11:56:18
●A104.21.4.2312026-02-20 → 2026-02-23 · 3 obs
● 2026-02-20 16:58:12
● 2026-02-23 11:56:18
○A127.0.0.12016-12-18 → 2019-04-28 · 4 obs
● 2019-04-28 04:37:44
○ 2026-02-20 16:58:12
○ 2026-02-23 11:56:18
●A172.67.132.1492026-02-20 → 2026-02-23 · 3 obs
● 2026-02-20 16:58:12
● 2026-02-23 11:56:18
○A188.114.96.02026-02-20 → 2026-02-23 · 2 obs
○ 2026-02-23 11:56:18
○A188.114.97.02026-02-20 → 2026-02-23 · 2 obs
○ 2026-02-23 11:56:18
●A2606:4700:3030::ac43:84952026-02-20 → 2026-02-23 · 3 obs
● 2026-02-20 16:58:12
● 2026-02-23 11:56:18
●A2606:4700:3033::6815:4e72026-02-20 → 2026-02-23 · 3 obs
● 2026-02-20 16:58:12
● 2026-02-23 11:56:18
○A2a06:98c1:3120::2026-02-20 → 2026-02-23 · 2 obs
○ 2026-02-23 11:56:18
○A2a06:98c1:3121::2026-02-20 → 2026-02-23 · 2 obs
○ 2026-02-23 11:56:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| crt-tech.com | noor.ns.cloudflare.com, devin.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server: 108.162.195.49
NS records: noor.ns.cloudflare.com, devin.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crt-tech.com (unsigned zone)
⏱️ Timing
Total: 167ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.132.149, 104.21.4.231 |
| AAAA | 2 | 2606:4700:3033::6815:4e7, 2606:4700:3030::ac43:8495 |
| NS | 2 | devin.ns.cloudflare.com, noor.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | devin.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (noor.ns.cloudflare.com, noor.ns.cloudflare.com, noor.ns.cloudflare.com...)
AI analysis
www.crt-tech.com has crt-tech.com as its parent.
crt-tech.com maps to four IP numbers: 2606:4700:3030::ac43:8495, 2606:4700:3033::6815:4e7, 104.21.4.231 and 172.67.132.149.
Other host names, for instance www.wellnessmall.com.my, clearchemist.co.uk, alkatemrestaurant.com, 3g180.com and abwmh.buzz share IP numbers with crt-tech.com.
Two name servers devin.ns.cloudflare.com and noor.ns.cloudflare.com are delegated to crt-tech.com.
crt-tech.com uses the same name server configuration as other domains, such as qdkcyb.com, ahhbds.com, fxhs.net, ncxjy.com and sxhsedu.net.
crt-tech.com at least partially shares name servers with other domains such as halfbottle.net, fynor.com, 499874.com, 668062.com and portail-rhri.com.
These name servers are commonly used with colin.ns.cloudflare.com, galilea.ns.cloudflare.com, melissa.ns.cloudflare.com and art.ns.cloudflare.com.
Host names with six IP numbers: Host name devin.ns.cloudflare.com points to 2606:4700:58::a29f:2c31, 2803:f800:50::6ca2:c331, 2a06:98c1:50::ac40:2331, 108.162.195.49, 162.159.44.49 and 172.64.35.49; host name noor.ns.cloudflare.com points to 2606:4700:50::a29f:264a, 2803:f800:50::6ca2:c24a, 2a06:98c1:50::ac40:224a, 108.162.194.74, 162.159.38.74 and 172.64.34.74.