muffer.dk

📜 Historical scan 2026-08-21 00:24:34  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

muffer.dk is a .dk domain served by 2 nameservers (bob.ns.cloudflare.com, dora.ns.cloudflare.com). It was registered on 5 March 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.85.133 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, has no 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   105ms

🌍 A Records#

2 records   102ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.85.133 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.206.48 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   110ms

🔐 HTTPS Records#

1 records   110ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.85.133,172.67.206.48 ech=AEX+DQBBnQAgACCyEfOJlUjdlQMdFW3mx75ppDEOAdL4yG+Qaof2D1mjFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5585,2606:4700:3034::ac43:ce30

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-14 09:49:22
www104.21.85.133 172.67.206.48 2606:4700:3031::6815:5585 2606:4700:3034::ac43:ce30 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.muffer.dk 2SL5jNP-GTUWYa8RUC76Hw-lMOxCA4QmP2nqZ5xDpho
TXT _acme-challenge.muffer.dk CWG7mD5XrAA3XRWQRu3ivB7wTdCOjwf5CPmEXM1hH2E

🔗 TLSA / DANE#

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

🔐 DNSSEC#

234ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2412737302
Primary NS (MNAME)bob.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 16:13:33
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2009-03-05
Expires2027-03-31 (164d)

🔗 Same registrant#

18 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
105ms
A
102ms
MX
110ms
AAAA
110ms
TXT
297ms
CAA
111ms
HTTPS
110ms
TLSA
79ms
SOA
0ms
MTA-STS
121ms
DNSSEC
234ms
SRV
179ms
Total
1875ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 09:49:22 454ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-30 21:21:30 829ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-29 23:17:41 461ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-27 06:20:14 578ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-19 22:10:26 1618ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-07 06:13:32 2002ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-27 11:18:50 504ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-26 11:02:33 688ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-21 00:24:34 shown 1875ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-05 21:13:56 957ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-29 07:05:33 1675ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-12 18:40:23 1173ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-02 12:23:11 1092ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-18 00:21:30 890ms 2 NS 2 A 0 MX 🔒 Secure
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