krex.dk
Last scanned: 2026-08-27 14:38:55  ·  728ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   43ms
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   61ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.218.185.141 3600s 85-218-185-141.norlyscustomer.net AS39642 Sinal A/S 85.218.128.0/17 🇩🇰 Denmark Silkeborg
📧 MX Records2 records   53ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.jenstoft.dk 85.218.185.141 85-218-185-141.norlyscustomer.net AS39642 Sinal A/S
20 3600s smtp.google.com 142.250.150.26
142.251.1.26
172.253.130.27
172.253.152.26
172.253.152.27
2a00:1450:4010:c1c::1a
2a00:1450:4010:c20::1a
2a00:1450:4010:c22::1a
2a00:1450:4010:c22::1b		 la-in-f26.1e100.net
lb-in-f26.1e100.net
yulppbn-in-f27.1e100.net
yulpptr-in-f26.1e100.net
yulpptr-in-f27.1e100.net
la-in-f26.1e100.net
yulppbn-in-f26.1e100.net
yulpptr-in-f26.1e100.net
yulpptr-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   166ms
TXT Record
google-site-verification=S7-jSRgVDek-45yNqAjOQBp6tMxJEvhzWzRhDtSDK3o
v=spf1 a:mail.jenstoft.dk ip4:85.218.185.141 _custspf.one.com include:_spf.google.com -all
✉️ SPF
PolicyRecord (krex.dk)
-all (hard fail) v=spf1 a:mail.jenstoft.dk ip4:85.218.185.141 _custspf.one.com include:_spf.google.com -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 Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC83ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026062304
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
43ms
A
61ms
MX
53ms
AAAA
33ms
TXT
166ms
CAA
38ms
HTTPS
52ms
TLSA
93ms
SOA
0ms
MTA-STS
55ms
DNSSEC
83ms
SRV
62ms
Total
728ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 14:38:55 728ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-27 02:38:25 685ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-24 14:24:34 5148ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-25 08:16:43 608ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 21:53:26 782ms 2 NS 1 A 2 MX 🔒 Secure View
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