dissolved-oxygen.dk
Last scanned: 2026-08-28 09:43:41  ·  776ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   50ms
NameserverIP addressesPTRASN / ISP
ns1.netsite.dk 185.224.16.200
2a0c:cc00:0:1648::53		 ns1.netsite.dk
ns1.netsite.dk		 AS205206 Netsite A/S
AS205206 Netsite A/S
ns2.netsite.eu 194.58.196.59
2a01:3f1:859::53		 ns2.netsite.eu
ns2.netsite.eu		 AS8674 Netnod AB
AS8674 Netnod AB
ns3.netsite.se 185.42.137.115
2a01:3f0:400::59		 ns3.netsite.se
ns3.netsite.se		 AS8674 Netnod AB
AS8674 Netnod AB
🌍 A Records1 records   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.224.18.202 86400s — AS205206 Netsite A/S 185.224.16.0/22 🇩🇰 Denmark —
📧 MX Records1 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mail.oxyguard.dk 128.77.204.212 mail.oxyguard.dk AS3292 TDC Holding A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover185.224.18.202
🔶 Autoconfig185.224.18.202
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC88ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082701
Primary NS (MNAME)ns1.netsite.dk
Responsible (RNAME)hostmaster@netsite.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 RegistrationWHOIS fetched 2026-07-02 16:54:37
FieldValue
RegistrarNetsite A/S
Registered2001-05-17
Expires2027-06-30 (299d)
📋 WHOIS
⏱️ Lookup Timing
NS
50ms
A
48ms
MX
58ms
AAAA
47ms
TXT
230ms
CAA
59ms
HTTPS
52ms
TLSA
105ms
SOA
0ms
MTA-STS
74ms
DNSSEC
88ms
SRV
147ms
Total
776ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 09:43:41 776ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-27 15:36:13 425ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-26 15:06:41 752ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-20 03:47:30 4683ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-15 04:18:44 3471ms 3 NS 1 A 1 MX 🔒 Secure View
2026-08-09 22:59:08 781ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-30 04:45:34 1255ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-26 12:03:05 8844ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-23 09:23:02 9005ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-16 14:18:13 952ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-13 02:20:57 9718ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-02 16:47:31 13649ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-26 05:28:06 671ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-19 06:39:22 2713ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-17 03:25:22 464ms 3 NS 1 A 1 MX 🔒 Secure View
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