dr-sw-engineer.net - robtex.com
dr-sw-engineer.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:9045🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:1c37🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.28.55Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.144.69🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | alla.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a3e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alla.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c03e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | alla.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:203e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | alla.ns.cloudflare.com | ||||||
| A | 108.162.192.62🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alla.ns.cloudflare.com | ||||||
| A | 172.64.32.62🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alla.ns.cloudflare.com | ||||||
| A | 173.245.58.62🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alla.ns.cloudflare.com | ||||||
| NS | rex.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c0d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c30d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:230d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 108.162.195.13🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 162.159.44.13Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| A | 172.64.35.13🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rex.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.28.55, 172.67.144.69 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:9045, 2606:4700:3035::6815:1c37 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=234, name=cloudflare-ech.com | ||||||
| SOA | alla.ns.cloudflare.comdns@cloudflare.com serial=2398667684 | ||||||
net
| 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=1775959647 | ||||||
Same first word
dr-sw-engineer.net |
DNS History
6 records (6 active, 0 former)
●NSalla.ns.cloudflare.com2026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 02:07:48
●NSrex.ns.cloudflare.com2026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 02:07:48
●A104.21.28.552026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 02:07:48
●A172.67.144.692026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 02:07:48
●A2606:4700:3033::ac43:90452026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 02:07:48
●A2606:4700:3035::6815:1c372026-04-03 → 2026-04-12 · 2 obs
● 2026-04-12 02:07:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | e.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net... | - |
| dr-sw-engineer.net | alla.ns.cloudflare.com, rex.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.62
NS records: alla.ns.cloudflare.com, rex.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dr-sw-engineer.net (unsigned zone)
⏱️ Timing
Total: 674ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.144.69, 104.21.28.55 |
| AAAA | 2 | 2606:4700:3033::ac43:9045, 2606:4700:3035::6815:1c37 |
| NS | 2 | alla.ns.cloudflare.com, rex.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | alla.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
dr-sw-engineer.net resolves to four IPs: 2606:4700:3033::ac43:9045, 2606:4700:3035::6815:1c37, 104.21.28.55 and 172.67.144.69.
Other host names such as isaltis.com, mre.pl, podoc.org, crashbit.com and rajendraraut.in share IP numbers with dr-sw-engineer.net.
Name Servers
dr-sw-engineer.net is delegated to two name servers: alla.ns.cloudflare.com and rex.ns.cloudflare.com.
dr-sw-engineer.net uses the same name server setup as other domains, including zippstorm.com, steven-solomon.com, 472exa.lat, examplesistem.pro and cyberquest.sbs.
At least part of the name servers for dr-sw-engineer.net are shared with other domains, for instance moviezguru.vip, saudesite.com.br, swiftlyx.top, myempire.pl and timelesstoday.tv.
These name servers are often used together with heather.ns.cloudflare.com, chloe.ns.cloudflare.com and ligia.ns.cloudflare.com.
Host names with six IP numbers:
alla.ns.cloudflare.com points to: 2606:4700:50::adf5:3a3e, 2803:f800:50::6ca2:c03e, 2a06:98c1:50::ac40:203e, 108.162.192.62, 172.64.32.62 and 173.245.58.62.
rex.ns.cloudflare.com points to: 2606:4700:58::a29f:2c0d, 2803:f800:50::6ca2:c30d, 2a06:98c1:50::ac40:230d, 108.162.195.13, 162.159.44.13 and 172.64.35.13.