mail.protocoldesign.com - robtex.com

mail.protocoldesign.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:d9ef🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:4614🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.70.20Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.217.239🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.70.20, 172.67.217.239
IPv6 hints2606:4700:3030::ac43:d9ef, 2606:4700:3036::6815:4614
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=239, name=cloudflare-ech.com

protocoldesign.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:d9ef🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:4614🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.70.20Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.217.239🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSainsley.ns.cloudflare.com ⭐
NSbruce.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.70.20, 172.67.217.239
IPv6 hints2606:4700:3030::ac43:d9ef, 2606:4700:3036::6815:4614
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=239, name=cloudflare-ech.com
SOAainsley.ns.cloudflare.comdns@cloudflare.com serial=2409790489

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DNS History

9 records (4 active, 5 former)

20162017201820192020202120222023202420252026A104.21.70.20172.67.217.2392606:4700:3030::ac43:d9ef2606:4700:3036::6815:4614108.176.13.1382606:4700:3031::6815:46142606:4700:3035::ac43:d9efCNAMEmail.pcxmail.commail.protocolny.com
●A104.21.70.202026-05-19 → 2026-07-28 · 3 obs
○ 2016-07-08 07:58:34
● 2026-05-19 19:39:14
● 2026-07-28 15:23:22
○A108.176.13.1382015-06-04 → 2016-07-08 · 4 obs
● 2015-06-04 23:36:08
● 2016-07-08 07:58:34
○ 2026-05-19 19:39:14
○ 2026-07-28 15:23:22
●A172.67.217.2392026-05-19 → 2026-07-28 · 3 obs
○ 2016-07-08 07:58:34
● 2026-05-19 19:39:14
● 2026-07-28 15:23:22
●A2606:4700:3030::ac43:d9ef2026-07-28 → 2026-07-28 · 2 obs
○ 2026-06-10 05:48:12
● 2026-07-28 15:23:22
○A2606:4700:3031::6815:46142026-05-19 → 2026-06-10 · 4 obs
○ 2016-07-08 07:58:34
● 2026-05-19 19:39:14
● 2026-06-10 05:48:12
○ 2026-07-28 15:23:22
○A2606:4700:3035::ac43:d9ef2026-05-19 → 2026-06-10 · 4 obs
○ 2016-07-08 07:58:34
● 2026-05-19 19:39:14
● 2026-06-10 05:48:12
○ 2026-07-28 15:23:22
●A2606:4700:3036::6815:46142026-07-28 → 2026-07-28 · 2 obs
○ 2026-06-10 05:48:12
● 2026-07-28 15:23:22
○CNAMEmail.pcxmail.com2026-05-19 → 2026-07-28 · 2 obs
○ 2026-05-19 19:39:14
○ 2026-07-28 15:23:22
○CNAMEmail.protocolny.com2015-06-04 → 2016-07-08 · 4 obs
● 2015-06-04 23:36:08
● 2016-07-08 07:58:34
○ 2026-05-19 19:39:14
○ 2026-07-28 15:23:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net...-
protocoldesign.combruce.ns.cloudflare.com, ainsley.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.77

NS records: bruce.ns.cloudflare.com, ainsley.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for protocoldesign.com (unsigned zone)

⏱️ Timing

Total: 161ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.70.20, 172.67.217.239
AAAA22606:4700:3030::ac43:d9ef, 2606:4700:3036::6815:4614
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.protocoldesign.com has four IP addresses: 104.21.70.20, 172.67.217.239, 2606:4700:3030::ac43:d9ef and 2606:4700:3036::6815:4614.

mamuts.org, tienmahoa.org, elpicadito.com plus two other host names have IP numbers in common with mail.protocoldesign.com.