mail.letdata.dk - dns.ninja

mail.letdata.dk

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:1f22🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:aeeb🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.34Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.174.235🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.31.34, 172.67.174.235
IPv6 hints2606:4700:3034::6815:1f22, 2606:4700:3036::ac43:aeeb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=159, name=cloudflare-ech.com

letdata.dk

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:1f22🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:aeeb🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.31.34Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.174.235🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSarturo.ns.cloudflare.com ⭐
NSlovisa.ns.cloudflare.com
MXletdata-dk.mail.protection.outlook.com ⭐
TXTMS=ms13752761
TXTv=spf1 include:spf.antispamcloud.com include:spf.protection.outlook.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.31.34, 172.67.174.235
IPv6 hints2606:4700:3034::6815:1f22, 2606:4700:3036::ac43:aeeb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=159, name=cloudflare-ech.com
SOAarturo.ns.cloudflare.comdns@cloudflare.com serial=2407816686

Previously MX for

letdata.dk

Same first word

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DNS History

8 records (4 active, 4 former)

20162017201820192020202120222023202420252026A104.21.31.34172.67.174.2352606:4700:3034::6815:1f222606:4700:3036::ac43:aeeb172.64.80.12.109.110.762606:4700:130:436c:6f75:6466:6c61:726576.12.146.50
●A104.21.31.342026-03-29 → 2026-06-26 · 3 obs
○ 2016-09-23 15:37:20
● 2026-03-29 16:53:10
● 2026-06-26 18:32:58
○A172.64.80.12026-03-29 → 2026-06-26 · 2 obs
○ 2026-03-29 16:53:10
○ 2026-06-26 18:32:58
●A172.67.174.2352026-03-29 → 2026-06-26 · 3 obs
○ 2016-09-23 15:37:20
● 2026-03-29 16:53:10
● 2026-06-26 18:32:58
○A2.109.110.762015-12-06 → 2016-09-23 · 5 obs
○ 2015-08-06 10:40:16
● 2015-12-06 18:42:10
● 2016-09-23 15:37:20
○ 2026-03-29 16:53:10
○ 2026-06-26 18:32:58
○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-29 → 2026-06-26 · 2 obs
○ 2026-03-29 16:53:10
○ 2026-06-26 18:32:58
●A2606:4700:3034::6815:1f222026-03-29 → 2026-06-26 · 3 obs
○ 2016-09-23 15:37:20
● 2026-03-29 16:53:10
● 2026-06-26 18:32:58
●A2606:4700:3036::ac43:aeeb2026-03-29 → 2026-06-26 · 3 obs
○ 2016-09-23 15:37:20
● 2026-03-29 16:53:10
● 2026-06-26 18:32:58
○A76.12.146.502015-08-06 → 2015-08-06 · 3 obs
● 2015-08-06 10:40:16
○ 2015-12-06 18:42:10
○ 2026-06-26 18:32:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkl.nic.dk, b.nic.dk, t.nic.dk, c.nic.dk...-
letdata.dkarturo.ns.cloudflare.com, lovisa.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.39

NS records: arturo.ns.cloudflare.com, lovisa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for letdata.dk (unsigned zone)

⏱️ Timing

Total: 1622ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.174.235, 104.21.31.34
AAAA22606:4700:3036::ac43:aeeb, 2606:4700:3034::6815:1f22
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

mail.letdata.dk resolves to four IP addresses: 104.21.31.34, 172.67.174.235, 2606:4700:3034::6815:1f22 and 2606:4700:3036::ac43:aeeb.

eu9e539v.com, wqt.txbb7.lol, ator.com.cn and two other host names share IP numbers with mail.letdata.dk.