smtp.harmo.com - robtex.com

smtp.harmo.com

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:b080🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1f79🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.121Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.176.128🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.31.121, 172.67.176.128
IPv6 hints2606:4700:3036::ac43:b080, 2606:4700:3037::6815:1f79
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com

harmo.com

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:b080🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1f79🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.121Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.176.128🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScloe.ns.cloudflare.com ⭐
NSken.ns.cloudflare.com
MX_dc-mx.afaa6afc3796.harmo.com ⭐
TXTbrevo-code:14c96922c7e78c3edfd18684e677c06f
TXTgoogle-site-verification=vrs01AGsfQJldVpYbVb_LFkKlmTSYMYMO0l0zR-gjI8
TXTgoogle-site-verification=zL-aEXdAnlesSGgECYoCa8W7tdQKJ-uQzRPqDMI--VI
TXTv=spf1 +a +mx +ip4:147.135.8.238 +ip4:15.204.135.35 +ip4:192.99.99.243 +ip4:5...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.31.121, 172.67.176.128
IPv6 hints2606:4700:3036::ac43:b080, 2606:4700:3037::6815:1f79
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com
SOAcloe.ns.cloudflare.comdns@cloudflare.com serial=2401270467
WOT: SAFE (61/100)

Previously MX for

harmo.com

Same first word

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DNS History

9 records (4 active, 5 former)

202120222023202420252026A104.21.31.121172.67.176.1282606:4700:3036::ac43:b0802606:4700:3037::6815:1f79188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::CNAMEmail.harmonicaland.com
●A104.21.31.1212026-03-29 → 2026-04-15 · 2 obs
● 2026-03-29 07:58:50
● 2026-04-15 05:45:54
●A172.67.176.1282026-03-29 → 2026-04-15 · 2 obs
● 2026-03-29 07:58:50
● 2026-04-15 05:45:54
○A188.114.96.02026-03-29 → 2026-04-15 · 2 obs
○ 2026-03-29 07:58:50
○ 2026-04-15 05:45:54
○A188.114.97.02026-03-29 → 2026-04-15 · 2 obs
○ 2026-03-29 07:58:50
○ 2026-04-15 05:45:54
●A2606:4700:3036::ac43:b0802026-03-29 → 2026-04-15 · 2 obs
● 2026-03-29 07:58:50
● 2026-04-15 05:45:54
●A2606:4700:3037::6815:1f792026-03-29 → 2026-04-15 · 2 obs
● 2026-03-29 07:58:50
● 2026-04-15 05:45:54
○A2a06:98c1:3120::2026-03-29 → 2026-04-15 · 2 obs
○ 2026-03-29 07:58:50
○ 2026-04-15 05:45:54
○A2a06:98c1:3121::2026-03-29 → 2026-04-15 · 2 obs
○ 2026-03-29 07:58:50
○ 2026-04-15 05:45:54
○CNAMEmail.harmonicaland.com2020-03-31 → 2020-03-31 · 3 obs
● 2020-03-31 18:05:36
○ 2026-03-29 07:58:50
○ 2026-04-15 05:45:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
harmo.comken.ns.cloudflare.com, cloe.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.127

NS records: ken.ns.cloudflare.com, cloe.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for harmo.com (unsigned zone)

⏱️ Timing

Total: 97ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.31.121, 172.67.176.128
AAAA22606:4700:3036::ac43:b080, 2606:4700:3037::6815:1f79
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

smtp.harmo.com maps to four IP numbers: 2606:4700:3036::ac43:b080, 2606:4700:3037::6815:1f79, 104.21.31.121 and 172.67.176.128.

Other host names, for instance wild-refuge.net, kirke.cn, typhu88.win, magick.dk and funkdancer.com share IP numbers with smtp.harmo.com.