mail2.techwritingengineer.com - robtex.com

mail2.techwritingengineer.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:1d57🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:94b2🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.29.87Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.148.178🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.29.87, 172.67.148.178
IPv6 hints2606:4700:3033::6815:1d57, 2606:4700:3036::ac43:94b2
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=42, name=cloudflare-ech.com

techwritingengineer.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:1d57🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:94b2🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.29.87Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.148.178🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NShope.ns.cloudflare.com ⭐
NSkellen.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.29.87, 172.67.148.178
IPv6 hints2606:4700:3033::6815:1d57, 2606:4700:3036::ac43:94b2
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=42, name=cloudflare-ech.com
SOAhope.ns.cloudflare.comdns@cloudflare.com serial=2405888442

Previously MX for

techwritingengineer.com

Same first word

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DNS History

9 records (4 active, 5 former)

201820192020202120222023202420252026A104.21.29.87172.67.148.1782606:4700:3033::6815:1d572606:4700:3036::ac43:94b2188.114.96.0188.114.97.0194.9.94.32a06:98c1:3120::2a06:98c1:3121::
●A104.21.29.872026-02-25 → 2026-06-08 · 6 obs
○ 2017-01-05 06:52:24
● 2026-02-25 12:53:32
● 2026-03-01 14:10:32
○ 2026-03-11 07:26:46
● 2026-05-28 15:58:20
● 2026-06-08 18:33:46
●A172.67.148.1782026-02-25 → 2026-06-08 · 6 obs
○ 2017-01-05 06:52:24
● 2026-02-25 12:53:32
● 2026-03-01 14:10:32
○ 2026-03-11 07:26:46
● 2026-05-28 15:58:20
● 2026-06-08 18:33:46
○A188.114.96.02026-03-11 → 2026-03-11 · 4 obs
○ 2026-03-01 14:10:32
● 2026-03-11 07:26:46
○ 2026-05-28 15:58:20
○ 2026-06-08 18:33:46
○A188.114.97.02026-03-11 → 2026-03-11 · 4 obs
○ 2026-03-01 14:10:32
● 2026-03-11 07:26:46
○ 2026-05-28 15:58:20
○ 2026-06-08 18:33:46
○A194.9.94.32017-01-05 → 2017-01-05 · 3 obs
● 2017-01-05 06:52:24
○ 2026-02-25 12:53:32
○ 2026-06-08 18:33:46
●A2606:4700:3033::6815:1d572026-02-25 → 2026-06-08 · 6 obs
○ 2017-01-05 06:52:24
● 2026-02-25 12:53:32
● 2026-03-01 14:10:32
○ 2026-03-11 07:26:46
● 2026-05-28 15:58:20
● 2026-06-08 18:33:46
●A2606:4700:3036::ac43:94b22026-02-25 → 2026-06-08 · 6 obs
○ 2017-01-05 06:52:24
● 2026-02-25 12:53:32
● 2026-03-01 14:10:32
○ 2026-03-11 07:26:46
● 2026-05-28 15:58:20
● 2026-06-08 18:33:46
○A2a06:98c1:3120::2026-03-11 → 2026-03-11 · 4 obs
○ 2026-03-01 14:10:32
● 2026-03-11 07:26:46
○ 2026-05-28 15:58:20
○ 2026-06-08 18:33:46
○A2a06:98c1:3121::2026-03-11 → 2026-03-11 · 4 obs
○ 2026-03-01 14:10:32
● 2026-03-11 07:26:46
○ 2026-05-28 15:58:20
○ 2026-06-08 18:33:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
techwritingengineer.comhope.ns.cloudflare.com, kellen.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.163

NS records: hope.ns.cloudflare.com, kellen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for techwritingengineer.com (unsigned zone)

⏱️ Timing

Total: 234ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.148.178, 104.21.29.87
AAAA22606:4700:3033::6815:1d57, 2606:4700:3036::ac43:94b2
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (hope.ns.cloudflare.com, hope.ns.cloudflare.com, hope.ns.cloudflare.com...)

Analysis

IP Addresses

With 4 IP addresses, mail2.techwritingengineer.com directs to 104.21.29.87, 172.67.148.178, 2606:4700:3033::6815:1d57 and 2606:4700:3036::ac43:94b2.

Among the host names that share IP numbers with mail2.techwritingengineer.com are johnston-oils.co.uk, mail.habittees.com, es.verallia.com.00d200000000ygkeai.live.siteforce.com.cdn.cloudflare.net and two others.