mailroom.dk

📜 Historical scan 2026-09-19 15:48:32  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mailroom.dk is a .dk domain served by 2 nameservers (ganz.ns.cloudflare.com, lana.ns.cloudflare.com). It was registered on 22 June 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.25.147 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail01.fkhlink.dk, mail02.fkhlink.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   35ms

🌍 A Records#

2 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.25.147 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.134.81 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   38ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover89.150.149.167
🔶 Autoconfig89.150.149.167

🔷 AAAA Records (IPv6)#

2 records   35ms

🔐 HTTPS Records#

1 records   51ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.25.147,172.67.134.81 ech=AEX+DQBB6AAgACCTP5ds1HAIvgDGo+NgVhFqDj4M11UJQDhycuuBbq4WMgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8651,2606:4700:3037::6815:1993

📝 TXT Records#

2 records   176ms
TXT Record
google-site-verification=BeGcFNn6HfCHkAo4jGME8GQZLPQwK5vBUluqfb4WCi0
v=spf1 mx a ~all

✉️ SPF#

PolicyRecord (mailroom.dk)
~all (soft fail) v=spf1 mx a ~all

📨 DMARC#

PolicyRecord (_dmarc.mailroom.dk)
p=reject v=DMARC1; p=reject;sp=reject;fo=1; rua=mailto:fkh@mailroom.dk; ruf=mailto:fkh@mailroom.dk;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 05:57:22
www104.21.25.147 172.67.134.81 2606:4700:3033::ac43:8651 2606:4700:3037::6815:1993 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.mailroom.dk pFNWCZtAcr-ynAM30AWPnU9wSOYfxHa662_UQJn8iuU
TXT _acme-challenge.mailroom.dk ppAo1-MU1pPoIyhF8jwO6ynmEKrnsITX9sYgrAkSyV0

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

109ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2415160618
Primary NS (MNAME)ganz.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-05 13:46:15
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2023-06-22
Expires2028-06-21 (613d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
35ms
A
37ms
MX
38ms
AAAA
35ms
TXT
176ms
CAA
30ms
HTTPS
51ms
TLSA
89ms
SOA
0ms
MTA-STS
59ms
DNSSEC
109ms
SRV
70ms
Total
1049ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 05:57:21 898ms 2 NS 2 A 2 MX 🔒 Secure
2026-10-04 00:31:15 1258ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-27 23:29:39 1332ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-25 22:51:20 788ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-24 22:30:49 905ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-23 22:22:13 902ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-23 15:58:46 843ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-19 15:48:32 shown 1049ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-12 17:29:58 689ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-11 09:06:36 1520ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-11 08:15:57 1639ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-04 05:15:26 1413ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-29 06:09:59 717ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-28 04:41:33 699ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-21 05:40:08 2336ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-17 14:29:39 5277ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-13 03:07:22 9182ms 2 NS 1 A 2 MX 🔒 Secure
2026-08-01 15:09:00 936ms 2 NS 1 A 2 MX 🔒 Secure
2026-07-24 05:57:59 1114ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-30 09:00:29 1407ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-29 16:15:49 973ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-25 05:25:56 1032ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-17 13:18:19 2950ms 2 NS 1 A 2 MX 🔒 Secure
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