sangkurser.dk

📜 Historical scan 2026-10-17 02:59:05  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sangkurser.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 April 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   41ms
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 Records#

1 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —

📧 MX Records#

7 records   29ms
PriorityTTLMail ServerIP addressesPTRASN
1 43200s aspmx.l.google.com 209.85.233.26
2a00:1450:4010:c0f::1b
2a00:1450:4010:c0f::1b		 lr-in-f26.1e100.net
lt-in-x1b.1e100.net
lt-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 43200s alt1.aspmx.l.google.com 192.178.158.26
2404:6800:4013:813::1a		 lcdels-in-f26.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 43200s alt2.aspmx.l.google.com 173.194.41.27
173.194.41.27
2404:6800:4001:c01::1a		 yukulwh-in-f27.1e100.net
mad01s14-in-f27.1e100.net
yukulwh-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 43200s aspmx2.googlemail.com 192.178.158.27
2404:6800:4013:813::1a		 lcdels-in-f27.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 43200s aspmx3.googlemail.com 173.194.41.27
173.194.41.27
2404:6800:4001:c01::1a		 yukulwh-in-f27.1e100.net
mad01s14-in-f27.1e100.net
yukulwh-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 43200s aspmx4.googlemail.com 172.253.158.26
2404:6800:4003:c26::1a		 so-in-f26.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 43200s aspmx5.googlemail.com 108.177.125.27
2404:6800:4008:c01::1b		 tp-in-f27.1e100.net
tp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverd3ht02ildg823z.cloudfront.net → 65.9.104.143
🔶 Autoconfigd3ht02ildg823z.cloudfront.net → 65.9.104.208

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

5 records   91ms
ServicePriorityWeightPortTarget
_xmpp-server._tcp 0 0 5269 xmpp-server.l.google.com
_xmpp-server._tcp 0 0 5269 xmpp-server1.l.google.com
_xmpp-server._tcp 0 0 5269 xmpp-server3.l.google.com
_xmpp-server._tcp 0 0 5269 xmpp-server4.l.google.com
_xmpp-server._tcp 0 0 5269 xmpp-server2.l.google.com

📝 TXT Records#

4 records   183ms
TXT Record
google-site-verification=-_amwweV2A0Y5bZN5qLD_EEv6oFEoRKK8xwTBjYA-k4
google-site-verification=l87FR7l0MZb9zREXaoBJ2SnvMXxRoguyess4jYuEPfU
google-site-verification=s12hBbGnOkGk6NHP33J115LNjpGRquj-MT-BScmXo8Y
google-site-verification=z8yDGr0yjmKB_5mfl9ExMWeY2RGBxWARVmKMhLRwPv4

✉️ 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-22 09:39:00
www CNAMEfrankbille.github.io (all on github.io)
www vs bare domainDifferent networks (all like this)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.sangkurser.dk d3ht02ildg823z.cloudfront.net

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

76ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

50ms
FieldValue
Serial2026101608
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-21 09:05:51
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2009-04-17
Expires2027-04-30 (189d)

🔗 Same registrant#

4 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
runawaybride.dkPunktum dk A/S (direct)
sangcoach.dkPunktum dk A/S (direct)
sangogtaleteknik.dkPunktum dk A/S (direct)
signestauner.dkDNS Platform ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
41ms
A
37ms
MX
29ms
AAAA
34ms
TXT
183ms
CAA
45ms
HTTPS
47ms
TLSA
153ms
SOA
50ms
MTA-STS
92ms
DNSSEC
76ms
SRV
91ms
Total
954ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 09:39:00 750ms 2 NS 1 A 7 MX 🔒 Secure
2026-10-21 08:18:00 542ms 2 NS 1 A 7 MX 🔒 Secure
2026-10-20 06:15:31 828ms 2 NS 1 A 7 MX 🔒 Secure
2026-10-19 04:38:56 4269ms 2 NS 1 A 7 MX 🔒 Secure
2026-10-18 03:38:27 1050ms 2 NS 1 A 7 MX 🔒 Secure
2026-10-17 02:59:05 shown 954ms 2 NS 1 A 7 MX 🔒 Secure
2026-10-16 02:24:56 1337ms 2 NS 1 A 7 MX 🔒 Secure
2026-10-15 00:23:12 2134ms 2 NS 1 A 7 MX 🔒 Secure
2026-10-09 14:41:59 4567ms 2 NS 1 A 7 MX 🔒 Secure
2026-10-04 06:02:51 754ms 2 NS 1 A 7 MX 🔒 Secure
2026-09-24 04:38:05 3580ms 2 NS 1 A 7 MX 🔒 Secure
2026-09-20 19:51:37 803ms 2 NS 1 A 7 MX 🔒 Secure
2026-08-26 10:27:07 956ms 2 NS 1 A 7 MX 🔒 Secure
2026-06-27 15:08:13 906ms 2 NS 1 A 7 MX 🔒 Secure
2026-06-24 23:48:09 915ms 2 NS 1 A 7 MX 🔒 Secure
2026-06-20 10:18:22 3520ms 2 NS 1 A 7 MX 🔒 Secure
2026-06-20 00:21:16 810ms 2 NS 1 A 7 MX 🔒 Secure
2026-06-18 03:05:00 1041ms 2 NS 1 A 7 MX 🔒 Secure
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