challengetour.dk

Records from scan: 2026-10-13 06:06:31 · 1728ms total · last checked 2026-10-16 07:38 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

challengetour.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 February 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.51.78.84 is hosted by Powernet Aps (AS205984) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 75ms

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 91ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.51.78.84	43200s	—	AS205984	Powernet Aps	185.51.78.0/23	🇩🇰 Denmark	—

📧 MX Records#

7 records 76ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1a	lcfrai-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	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
20	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
30	43200s	aspmx2.googlemail.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
30	43200s	aspmx3.googlemail.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
30	43200s	aspmx4.googlemail.com	192.179.20.26 2404:6800:4000:1027::1b	ncboms-in-f26.1e100.net ncboms-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx5.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	challengetour.dk → 185.51.78.84
🔶 Autoconfig	challengetour.dk → 185.51.78.84

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 321ms

TXT Record
google-site-verification=jPEWovvKxyb5Z9F0jW3HediUHK32kWnLp-pSQTJ1Xik
v=spf1 mx a include:web.shared.mysmtp.com ~all

✉️ SPF#

Policy	Record (challengetour.dk)
~all (soft fail)	v=spf1 mx a include:web.shared.mysmtp.com ~all

📨 DMARC#

Policy	Record (_dmarc.challengetour.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:sf@it-magic.dk;

📬 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#

checked 2026-10-13 06:06:31

www CNAME	challengetour.dk (all on challengetour.dk) → 185.51.78.84 (AS205984)
www vs bare domain	Same network challengetour.dk: 185.51.78.84 (AS205984) www.challengetour.dk: 185.51.78.84 (AS205984)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.challengetour.dk	challengetour.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

198ms

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

🏷️ SOA#

58ms

Field	Value
Serial	2026101201
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 2026-10-08 00:02:42

Field	Value
Registrar	ONE.COM A/S
Registered	2006-02-03
Expires	2027-02-28 (134d)

📋 WHOIS#

⏱️ Lookup Timing#

75ms

91ms

76ms

AAAA

74ms

TXT

321ms

CAA

67ms

HTTPS

94ms

TLSA

272ms

SOA

58ms

MTA-STS

133ms

DNSSEC

198ms

SRV

211ms

Total

1728ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 06:06:31 shown	1728ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-07 16:49:46	4554ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-24 14:05:25	1011ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-23 20:31:55	1016ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-26 16:34:15	1157ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-29 18:48:47	1178ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-19 15:32:31	772ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-16 20:15:53	845ms	2 NS 1 A 7 MX	🔒 Secure