mail.kff.is - robtex.com

mail.kff.is

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:5046🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:af09🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.80.70Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.9🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.80.70, 172.67.175.9
IPv6 hints2606:4700:3030::6815:5046, 2606:4700:3031::ac43:af09
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=223, name=cloudflare-ech.com

kff.is

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:5046🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::ac43:af09🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.80.70Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.9🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelisabeth.ns.cloudflare.com ⭐
NStanner.ns.cloudflare.com
TXTgoogle-site-verification=__zIhdLqvZm0Y41LTX7yMxgFOjwLqfooWoag7DCCte8
TXTgoogle-site-verification=aaKeV0KbZQdLq9NQDHEoFkSdw2WgqnLLMHTTok4KuKc
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.80.70, 172.67.175.9
IPv6 hints2606:4700:3030::6815:5046, 2606:4700:3031::ac43:af09
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=223, name=cloudflare-ech.com
SOAelisabeth.ns.cloudflare.comdns@cloudflare.com serial=2406069205
WOT: SAFE (61/100)

Previously MX for

kff.is

Same first word

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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.80.70172.67.175.92606:4700:3030::6815:50462606:4700:3031::ac43:af09213.176.138.14213.176.138.4
●A104.21.80.702026-07-03 → 2026-07-18 · 3 obs
○ 2016-12-29 14:50:54
● 2026-07-03 23:58:52
● 2026-07-18 04:44:30
●A172.67.175.92026-07-03 → 2026-07-18 · 3 obs
○ 2016-12-29 14:50:54
● 2026-07-03 23:58:52
● 2026-07-18 04:44:30
○A213.176.138.142015-12-05 → 2016-12-29 · 5 obs
○ 2015-11-16 16:36:04
● 2015-12-05 06:33:20
● 2016-12-29 14:50:54
○ 2026-07-03 23:58:52
○ 2026-07-18 04:44:30
○A213.176.138.42015-07-17 → 2015-11-16 · 4 obs
● 2015-07-17 09:40:28
● 2015-11-16 16:36:04
○ 2015-12-05 06:33:20
○ 2026-07-18 04:44:30
●A2606:4700:3030::6815:50462026-07-03 → 2026-07-18 · 3 obs
○ 2016-12-29 14:50:54
● 2026-07-03 23:58:52
● 2026-07-18 04:44:30
●A2606:4700:3031::ac43:af092026-07-03 → 2026-07-18 · 3 obs
○ 2016-12-29 14:50:54
● 2026-07-03 23:58:52
● 2026-07-18 04:44:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
isa.nic.is, c.nic.is, d.nic.is, e.nic.is...10 records
kff.istanner.ns.cloudflare.com, elisabeth.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.97

NS records: tanner.ns.cloudflare.com, elisabeth.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kff.is (unsigned zone)

⏱️ Timing

Total: 1699ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.80.70, 172.67.175.9
AAAA22606:4700:3031::ac43:af09, 2606:4700:3030::6815:5046
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 10

In-bailiwick: 10 (a.nic.is, a.nic.is, c.nic.is...)

Analysis

IP Addresses

mail.kff.is directs to four IP numbers, which are 104.21.80.70, 172.67.175.9, 2606:4700:3030::6815:5046 and 2606:4700:3031::ac43:af09.

www.freestats.tv, forever-fit.dk, armodi.com and two other host names share IP numbers with mail.kff.is.