deltafeeder.dk
Last scanned: 2026-08-27 07:42:52  ·  851ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   44ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   34ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.98.123.19 600s — AS42525 GlobalConnect A/S 212.98.64.0/18 🇩🇰 Denmark Aalborg
📧 MX Records1 records   33ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   199ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (deltafeeder.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.deltafeeder.dk)
p=reject v=DMARC1; p=reject
📬 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC81ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
44ms
A
34ms
MX
33ms
AAAA
39ms
TXT
199ms
CAA
47ms
HTTPS
46ms
TLSA
392ms
SOA
0ms
MTA-STS
63ms
DNSSEC
81ms
SRV
58ms
Total
851ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 07:42:52 851ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-07 14:07:47 4742ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-06 22:59:03 8615ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 13:42:15 3729ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-28 14:20:51 866ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-23 01:07:57 695ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-20 01:05:38 709ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 01:42:39 595ms 2 NS 1 A 4 MX ⚠️ Bogus View
2026-06-17 01:40:43 595ms 2 NS 1 A 4 MX 🔒 Secure View
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