itsup.dk
Last scanned: 2026-08-30 19:51:23  ·  2838ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   158ms
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   217ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.104.3.9 3600s 87.104.3.9.static.fibianet.dk AS44869 FIBIA P/S 87.104.0.0/18 🇩🇰 Denmark Sakskøbing
📧 MX Records1 records   158ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mail.itsup.dk 87.104.3.9 87.104.3.9.static.fibianet.dk AS44869 FIBIA P/S
🔷 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
PolicyRecord (_dmarc.itsup.dk)
p=reject v=DMARC1; p=reject; rua=mailto:admin@itsup.dk; ruf=mailto:admin@itsup.dk; adkim=s; aspf=s
📬 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)
🔐 DNSSEC1057ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 RegistrationWHOIS fetched 2026-08-30 19:51:54
FieldValue
RegistrarONE.COM A/S
Registered2004-12-14
Expires2026-12-31 (119d)
📋 WHOIS
⏱️ Lookup Timing
NS
158ms
A
217ms
MX
158ms
AAAA
133ms
TXT
1104ms
CAA
121ms
HTTPS
198ms
TLSA
322ms
SOA
0ms
MTA-STS
814ms
DNSSEC
1057ms
SRV
843ms
Total
2838ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 19:51:23 2838ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 18:05:39 683ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-22 18:46:52 830ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-31 15:13:02 2480ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-01 04:22:23 712ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-30 10:53:11 677ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 06:23:27 893ms 2 NS 1 A 1 MX ❓ Unknown View
2026-06-23 09:05:18 874ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 07:46:13 871ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 00:15:04 765ms 3 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone