flummer.dk
📜 Historical scan 2026-06-20 20:37:50  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   108ms
🌍 A Records1 records   79ms
📧 MX Records1 records   79ms
🔷 AAAA Records (IPv6)1 records   86ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   466ms
TXT Record
v=spf1 include:spf.imapserver.dk -all
✉️ SPF
PolicyRecord (flummer.dk)
-all (hard fail) v=spf1 include:spf.imapserver.dk -all
📨 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 Records2 records   87ms
FlagsTagValue
0 iodef mailto:noc@oemhost.net
128 issue letsencrypt.org
🔗 TLSA / DANE10 records   83ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 D016E1FE311948ACA64F2DE44CE86C9A…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 F1647A5EE3EFAC54C892E930584FE479…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 3586D4ECF070578CBD27AEDCE20B964E…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 2BBAD93AB5C79279EC121507F272CBE0…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 CBBC559B44D524D6A132BDAC672744DA…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 885BF0572252C6741DC9A52F5044487F…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 F1440A9B76E1E41E53A4CB461329BF63…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 6DDAC18698F7F1F7E1C69B9BCE420D97…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 025490860B498AB73C6A12F27A49AD5F…
SMTP _25._tcp.mail12.imapserver.dk DANE-TA · SPKI · SHA-256 919C0DF7A787B597ED056ACE654B1DE9…
🔐 DNSSEC206ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025062484
Primary NS (MNAME)ns1.oemhost.net
Responsible (RNAME)hostmaster@oemhost.net
Refresh14400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)43200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
108ms
A
79ms
MX
79ms
AAAA
86ms
TXT
466ms
CAA
87ms
HTTPS
59ms
TLSA
83ms
SOA
0ms
MTA-STS
73ms
DNSSEC
206ms
SRV
252ms
Total
1472ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 16:15:53 5850ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 15:57:57 1167ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 14:51:35 5122ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-16 16:57:51 1455ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-06 23:43:23 9756ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-25 08:17:04 1713ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 04:44:46 1445ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 18:01:08 2885ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 20:37:50 1472ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 09:33:01 1091ms 2 NS 1 A 1 MX 🔒 Secure View
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