cmtech.work - robtex.com
cmtech.work
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:272b🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8f32🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.39.43Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.143.50🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | lady.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a7f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lady.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c07f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lady.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:207f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lady.ns.cloudflare.com | ||||||
| A | 108.162.192.127🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lady.ns.cloudflare.com | ||||||
| A | 172.64.32.127🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lady.ns.cloudflare.com | ||||||
| A | 173.245.58.127🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lady.ns.cloudflare.com | ||||||
| NS | lamar.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c8e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c38e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:238e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 108.162.195.142🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 162.159.44.142Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| A | 172.64.35.142🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lamar.ns.cloudflare.com | ||||||
| MX | mail.tutanota.de ⭐ | ||||||
| A | 185.205.69.211 | ||||||
| A | 185.205.69.213 | ||||||
| A | 185.205.69.214 | ||||||
| TXT | t-verify=897b6e68c5e490826c85d507b28dce42 | ||||||
| TXT | v=spf1 include:spf.tutanota.de -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.39.43, 172.67.143.50 | ||||||
| IPv6 hints | 2606:4700:3034::6815:272b, 2606:4700:3037::ac43:8f32 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com | ||||||
| SOA | lady.ns.cloudflare.comdns@cloudflare.com serial=2417042470 | ||||||
work
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.work ⭐ | ||||||
| NS | b.nic.work | ||||||
| NS | c.nic.work | ||||||
| NS | x.nic.work | ||||||
| NS | y.nic.work | ||||||
| NS | z.nic.work | ||||||
| SOA | a.nic.workadmin@tldns.godaddy serial=1792934115 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
10 records (7 active, 3 former)
●NSlady.ns.cloudflare.com2026-10-01 → 2026-10-25 · 2 obs
● 2026-10-25 13:23:20
●NSlamar.ns.cloudflare.com2026-10-01 → 2026-10-25 · 2 obs
● 2026-10-25 13:23:20
●MXmail.tutanota.de2026-10-25 → 2026-10-25 · 3 obs
● 2026-10-25 13:23:16
● 2026-10-25 13:23:20
○MXroute1.mx.cloudflare.net2026-10-01 → 2026-10-01 · 3 obs
○ 2026-10-25 13:23:16
○ 2026-10-25 13:23:20
○MXroute2.mx.cloudflare.net2026-10-01 → 2026-10-01 · 3 obs
○ 2026-10-25 13:23:16
○ 2026-10-25 13:23:20
○MXroute3.mx.cloudflare.net2026-10-01 → 2026-10-01 · 3 obs
○ 2026-10-25 13:23:16
○ 2026-10-25 13:23:20
●A104.21.39.432026-10-01 → 2026-10-25 · 2 obs
● 2026-10-25 13:23:20
●A172.67.143.502026-10-01 → 2026-10-25 · 2 obs
● 2026-10-25 13:23:20
●A2606:4700:3034::6815:272b2026-10-01 → 2026-10-25 · 2 obs
● 2026-10-25 13:23:20
●A2606:4700:3037::ac43:8f322026-10-01 → 2026-10-25 · 2 obs
● 2026-10-25 13:23:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| work | b.nic.work, x.nic.work, z.nic.work, c.nic.work... | 12 records |
| cmtech.work | lady.ns.cloudflare.com, lamar.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.142
NS records: lady.ns.cloudflare.com, lamar.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cmtech.work (unsigned zone)
⏱️ Timing
Total: 1071ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.39.43, 172.67.143.50 |
| AAAA | 2 | 2606:4700:3034::6815:272b, 2606:4700:3037::ac43:8f32 |
| NS | 2 | lady.ns.cloudflare.com, lamar.ns.cloudflare.com |
| MX | 1 | mail.tutanota.de (pri: 10) |
| TXT | 2 | t-verify=897b6e68c5e490826c85d507b28dce4, v=spf1 include:spf.tutanota.de -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | lady.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (b.nic.work, b.nic.work, x.nic.work...)
Analysis
IP Addresses
cmtech.work points to the four IP addresses 104.21.39.43, 172.67.143.50, 2606:4700:3034::6815:272b and 2606:4700:3037::ac43:8f32.
Additional host names — ukpowerdistribution.co.uk, kaiwei-tools.com, dyduo.cn and two others — share IP numbers with cmtech.work.
Name Servers
The NS records for cmtech.work delegate to lady.ns.cloudflare.com and lamar.ns.cloudflare.com.
cmtech.work shares its name server setup with other domains, including razvan-codered.workers.dev, nova-realm.com, ychtmugt2.xyz and two others.
There is at least partial name server overlap between cmtech.work and other domains — faket.nl, bunsdaily.com, kevin-c85.workers.dev and two more among them.
These name servers frequently co-occur with the name servers kareem.ns.cloudflare.com and rob.ns.cloudflare.com.
Host names with 6 IP numbers:
lady.ns.cloudflare.com maps to 108.162.192.127, 172.64.32.127, 173.245.58.127 and 3 additional IP addresses.
lamar.ns.cloudflare.com maps to 108.162.195.142, 162.159.44.142, 172.64.35.142 and 3 additional IP addresses.
Mail Servers
cmtech.work has one mail server: mail.tutanota.de.
The hostname mail.tutanota.de carries three IP records: 185.205.69.211, 185.205.69.213 and 185.205.69.214.