sangkurser.dk

📜 Historical scan 2026-10-15 00:23:12  ·  ← 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   221ms
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   217ms
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   179ms
PriorityTTLMail ServerIP addressesPTRASN
1 43200s aspmx.l.google.com 142.251.127.26
2a00:1450:4001:c21::1b		 lcfrai-in-f26.1e100.net
lcfrai-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 43200s alt1.aspmx.l.google.com 142.250.147.27
2a00:1450:4025:c01::1a		 rd-in-f27.1e100.net
rd-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 43200s alt2.aspmx.l.google.com 172.253.152.26
2a00:1450:4010:c22::1b		 yulpptr-in-f26.1e100.net
yulpptr-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 43200s aspmx2.googlemail.com 142.250.147.26
2a00:1450:4025:c01::1b		 rd-in-f26.1e100.net
rd-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 43200s aspmx3.googlemail.com 172.253.152.27
2a00:1450:4010:c22::1a		 yulpptr-in-f27.1e100.net
yulpptr-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 43200s aspmx4.googlemail.com 192.179.20.26
2404:6800:4000:1027::1a		 ncboms-in-f26.1e100.net
ncboms-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 43200s aspmx5.googlemail.com 192.178.158.27
2404:6800:4013:813::1b		 lcdels-in-f27.1e100.net
lcdels-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   493ms
ServicePriorityWeightPortTarget
_xmpp-server._tcp 0 0 5269 xmpp-server.l.google.com
_xmpp-server._tcp 0 0 5269 xmpp-server2.l.google.com
_xmpp-server._tcp 0 0 5269 xmpp-server3.l.google.com
_xmpp-server._tcp 0 0 5269 xmpp-server1.l.google.com
_xmpp-server._tcp 0 0 5269 xmpp-server4.l.google.com

📝 TXT Records#

4 records   627ms
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#

384ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

77ms
FieldValue
Serial2026101421
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 (188d)

🔗 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
221ms
A
217ms
MX
179ms
AAAA
240ms
TXT
627ms
CAA
218ms
HTTPS
232ms
TLSA
208ms
SOA
77ms
MTA-STS
505ms
DNSSEC
384ms
SRV
493ms
Total
2134ms

🕐 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 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 shown 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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