skaktraening.dk

📜 Historical scan 2026-06-20 15:39:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

skaktraening.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 October 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 18.214.48.22 is hosted by Amazon.com, Inc. (AS14618) in United States. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a 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 90ms

Nameserver	IP addresses	PTR	ASN / 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 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
18.214.48.22	3600s	ec2-18-214-48-22.compute-1.amazonaws.com	AS14618	Amazon.com, Inc.	18.208.0.0/13	🇺🇸 United States	Ashburn

📧 MX Records#

4 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod10-cph3.one.com	104.37.34.70	mx1.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod10-cph3.one.com	104.37.34.71	mx2.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod10-cph3.one.com	104.37.34.72	mx3.pub.mailpod10-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod10-cph3.one.com	104.37.34.73	mx4.pub.mailpod10-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	46.30.213.18
🔶 Autoconfig	46.30.213.18

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 430ms

TXT Record
v=spf1 include:_spf.simplero.com ~all
v=spf1 include:sendgrid.net ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (skaktraening.dk)
~all (soft fail)	v=spf1 include:_spf.simplero.com ~all
~all (soft fail)	v=spf1 include:sendgrid.net ~all

📨 DMARC#

Policy	Record (_dmarc.skaktraening.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+lm87fq1qaay@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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 19:44:16

www CNAME	skaktraening.simplero.com (all on simplero.com) → 34.228.154.79 35.170.205.142 (AS14618)
www vs bare domain	Same network skaktraening.dk: 34.228.154.79 (AS14618) www.skaktraening.dk: 34.228.154.79 35.170.205.142 (AS14618)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔗 TLSA / DANE#

4 records 138ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	411611ECE6466645A9E53512398A692D…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com	DANE-EE · SPKI · SHA-256	411611ECE6466645A9E53512398A692D…

🔐 DNSSEC#

187ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

91ms

Field	Value
Serial	2026062002
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-19 05:05:28

Field	Value
Registrar	ONE.COM A/S
Registered	2021-10-03
Expires	2027-10-02 (340d)

🔗 Same registrant#

2 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).

Domain	Registrar
skaktræning.dk	DANDOMAIN A/S
skakundervisning.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

90ms

80ms

67ms

AAAA

73ms

TXT

430ms

CAA

64ms

HTTPS

81ms

TLSA

138ms

SOA

91ms

MTA-STS

84ms

DNSSEC

187ms

SRV

136ms

Total

1030ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 19:44:15	597ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-21 11:55:11	759ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-19 04:48:18	1301ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-17 02:24:29	722ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-23 12:31:56	654ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-17 07:13:27	861ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-10 06:17:34	788ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-04 06:51:39	636ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-01 01:57:47	1561ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-28 05:46:04	1202ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-20 03:34:42	7072ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-20 15:39:44 shown	1030ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 12:01:11	1472ms	2 NS 1 A 4 MX	🔒 Secure