engineersblog.net - robtex.com
engineersblog.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:17c7🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:d539🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.23.199Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.213.57🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dolly.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a62🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dolly.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c062🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dolly.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2062🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dolly.ns.cloudflare.com | ||||||
| A | 108.162.192.98🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dolly.ns.cloudflare.com | ||||||
| A | 172.64.32.98🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dolly.ns.cloudflare.com | ||||||
| A | 173.245.58.98🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dolly.ns.cloudflare.com | ||||||
| NS | jimmy.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c4c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c34c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:234c🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 108.162.195.76🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 162.159.44.76Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| A | 172.64.35.76🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jimmy.ns.cloudflare.com | ||||||
| MX | mail.engineersblog.net ⭐ | ||||||
| A | 2606:4700:3033::6815:17c7🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2606:4700:3037::ac43:d539🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 104.21.23.199Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.67.213.57🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.23.199, 172.67.213.57 | ||||||
| IPv6 hints | 2606:4700:3033::6815:17c7, 2606:4700:3037::ac43:d539 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=139, name=cloudflare-ech.com | ||||||
| SOA | dolly.ns.cloudflare.comdns@cloudflare.com serial=2403866564 | ||||||
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=1778648397 | ||||||
Same first word
engineersblog.net |
Similar names
DNS History
7 records (7 active, 0 former)
●NSdolly.ns.cloudflare.com2026-05-12 → 2026-05-13 · 2 obs
● 2026-05-13 05:14:10
●NSjimmy.ns.cloudflare.com2026-05-12 → 2026-05-13 · 2 obs
● 2026-05-13 05:14:10
●MXmail.engineersblog.net2026-05-12 → 2026-05-13 · 2 obs
● 2026-05-13 05:14:10
●A104.21.23.1992026-05-12 → 2026-05-13 · 2 obs
● 2026-05-13 05:14:10
●A172.67.213.572026-05-12 → 2026-05-13 · 2 obs
● 2026-05-13 05:14:10
●A2606:4700:3033::6815:17c72026-05-12 → 2026-05-13 · 2 obs
● 2026-05-13 05:14:10
●A2606:4700:3037::ac43:d5392026-05-12 → 2026-05-13 · 2 obs
● 2026-05-13 05:14:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | j.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net... | - |
| engineersblog.net | dolly.ns.cloudflare.com, jimmy.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.98
NS records: dolly.ns.cloudflare.com, jimmy.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for engineersblog.net (unsigned zone)
⏱️ Timing
Total: 389ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.213.57, 104.21.23.199 |
| AAAA | 2 | 2606:4700:3033::6815:17c7, 2606:4700:3037::ac43:d539 |
| NS | 2 | dolly.ns.cloudflare.com, jimmy.ns.cloudflare.com |
| MX | 1 | mail.engineersblog.net (pri: 0) |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dolly.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
Four IP numbers are pointed to by engineersblog.net: 2606:4700:3033::6815:17c7, 2606:4700:3037::ac43:d539, 104.21.23.199 and 172.67.213.57.
other host names including dotwj.com, nexuslabstrust.forum, www.krasivka.ru, remont-iphone-xs-zilk.ru and krasivka.ru share IP numbers with engineersblog.net.
Name Servers
engineersblog.net is delegated to two name servers dolly.ns.cloudflare.com and jimmy.ns.cloudflare.com.
engineersblog.net shares the same name server setup as other domains, for instance deluxebase.com, wspace.com.au, willyware.com.au, myiq.online and klef.store.
engineersblog.net at least partially shares name servers with other domains, for instance jabalog.com, manhattan-casino.ro, loverstempo.com, netena.com and pokergangster.com.
These name servers are commonly used alongside dom.ns.cloudflare.com and jerome.ns.cloudflare.com.
Host names with six IP numbers:
Host name dolly.ns.cloudflare.com points to: 2606:4700:50::adf5:3a62, 2803:f800:50::6ca2:c062, 2a06:98c1:50::ac40:2062, 108.162.192.98, 172.64.32.98 and 173.245.58.98.
Host name jimmy.ns.cloudflare.com points to: 2606:4700:58::a29f:2c4c, 2803:f800:50::6ca2:c34c, 2a06:98c1:50::ac40:234c, 108.162.195.76, 162.159.44.76 and 172.64.35.76.
Mail Servers
engineersblog.net is handled by a single mail server, mail.engineersblog.net.
The host name mail.engineersblog.net resolves to four IP numbers: 2606:4700:3033::6815:17c7, 2606:4700:3037::ac43:d539, 104.21.23.199 and 172.67.213.57.