mail.f598.com - robtex.com

mail.f598.com

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:1cb9🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:9317🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.185Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.147.23🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.28.185, 172.67.147.23
IPv6 hints2606:4700:3035::6815:1cb9, 2606:4700:3035::ac43:9317
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=5, name=cloudflare-ech.com

f598.com

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:1cb9🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:9317🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.185Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.147.23🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarmando.ns.cloudflare.com ⭐
NSharleigh.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.28.185, 172.67.147.23
IPv6 hints2606:4700:3035::6815:1cb9, 2606:4700:3035::ac43:9317
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=5, name=cloudflare-ech.com
SOAarmando.ns.cloudflare.comdns@cloudflare.com serial=2401445076

Previously MX for

f598.com

Same first word

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DNS History

7 records (4 active, 3 former)

200920112013201520172019202120232025A104.21.28.185172.67.147.232606:4700:3035::6815:1cb92606:4700:3035::ac43:9317218.106.248.5942.156.140.99CNAMEmail.mxhichina.com
●A104.21.28.1852026-04-15 → 2026-04-15 · 3 obs
○ 2016-06-25 00:13:54
● 2026-04-15 16:48:24
● 2026-04-15 16:48:26
●A172.67.147.232026-04-15 → 2026-04-15 · 3 obs
○ 2016-06-25 00:13:54
● 2026-04-15 16:48:24
● 2026-04-15 16:48:26
○A218.106.248.592008-03-08 → 2008-03-08 · 3 obs
● 2008-03-08 08:02:08
○ 2015-07-26 16:51:54
○ 2026-04-15 16:48:26
●A2606:4700:3035::6815:1cb92026-04-15 → 2026-04-15 · 3 obs
○ 2016-06-25 00:13:54
● 2026-04-15 16:48:24
● 2026-04-15 16:48:26
●A2606:4700:3035::ac43:93172026-04-15 → 2026-04-15 · 3 obs
○ 2016-06-25 00:13:54
● 2026-04-15 16:48:24
● 2026-04-15 16:48:26
○A42.156.140.992015-07-26 → 2016-06-25 · 5 obs
○ 2008-03-08 08:02:08
● 2015-07-26 16:51:54
● 2016-06-25 00:13:54
○ 2026-04-15 16:48:24
○ 2026-04-15 16:48:26
○CNAMEmail.mxhichina.com2015-07-26 → 2016-06-25 · 5 obs
○ 2008-03-08 08:02:08
● 2015-07-26 16:51:54
● 2016-06-25 00:13:54
○ 2026-04-15 16:48:24
○ 2026-04-15 16:48:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net...-
f598.comharleigh.ns.cloudflare.com, armando.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.225

NS records: harleigh.ns.cloudflare.com, armando.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f598.com (unsigned zone)

⏱️ Timing

Total: 131ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.147.23, 104.21.28.185
AAAA22606:4700:3035::6815:1cb9, 2606:4700:3035::ac43:9317
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.f598.com maps to four IP numbers: 2606:4700:3035::6815:1cb9, 2606:4700:3035::ac43:9317, 104.21.28.185 and 172.67.147.23.

Other host names, for instance www.ffsurf.net, potionhost.net, fortnanov.com, (0x706f726e)yeezy.com and cipxqizwtu.fit share IP numbers with mail.f598.com.