marathon.dk

📜 Historical scan 2026-10-13 04:57:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

marathon.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.79.5 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by marathon-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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#

4 records 146ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 70ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.31.79.5	600s	v4-elastic-ingress.balancer01.hyperscalemega.cloud	AS47527	DLX A/S	185.31.76.0/22	🇩🇰 Denmark	Herning

📧 MX Records#

1 records 137ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	marathon-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca21::a 2a01:111:f403:ca3c::6 2a01:111:f403:ca3c::a 52.101.185.24 52.101.68.12 52.101.73.155 52.101.91.159	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.152
🔶 Autoconfig	94.231.109.178

🔷 AAAA Records (IPv6)#

1 records 149ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:fe80:1010::35:4	3600s	cloudproxy10035.sucuri.net	AS30148	Sucuri	2a02:fe80:1010:0:0:0:0:0/48	🇺🇸 United States	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 302ms

TXT Record
google-site-verification=BBoibMY2OR0z9_LQvV2hRw8fR9g44lGdwBfG8eRpnJY
kecbgnjnnk3baru5pov9ka4isl
MS=ms29172665
v=spf1 a mx include:spf.curanet.dk include:spf.protection.outlook.com include:servers.mcsv.net ip4:94.231.106.116 include:_spf.powerhosting.dk include:spf.mandrillapp.com include:outlook.com include:emsd1.com ~all

✉️ SPF#

Policy	Record (marathon.dk)
~all (soft fail)	v=spf1 a mx include:spf.curanet.dk include:spf.protection.outlook.com include:servers.mcsv.net ip4:94.231.106.116 include:_spf.powerhosting.dk include:spf.mandrillapp.com include:outlook.com include:emsd1.com ~all

📨 DMARC#

Policy	Record (_dmarc.marathon.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:marketing@ruby-rejser.dk; ruf=mailto:marketing@ruby-rejser.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#

latest probe, not this scan · checked 2026-10-14 06:04:13

www	185.31.79.5 2a02:fe80:1010::35:4 (AS30148 AS47527) (address records, no CNAME)
www vs bare domain	Same network marathon.dk: 185.31.79.5 2a02:fe80:1010::35:4 (AS30148 AS47527) www.marathon.dk: 185.31.79.5 2a02:fe80:1010::35:4 (AS30148 AS47527)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 12/10 · policy: ~all

error 12 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

243ms

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

🏷️ SOA#

63ms

Field	Value
Serial	2026101200
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 16:39:15

Field	Value
Registrar	Simply.com A/S
Registered	1997-01-31
Expires	2027-03-31 (162d)

📋 WHOIS#

⏱️ Lookup Timing#

146ms

70ms

137ms

AAAA

149ms

TXT

302ms

CAA

141ms

HTTPS

74ms

TLSA

4417ms

SOA

63ms

MTA-STS

197ms

DNSSEC

243ms

SRV

236ms

Total

5486ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 06:04:13	3053ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-13 04:57:22 shown	5486ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-02 16:12:04	1247ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 16:11:30	2813ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 15:59:42	1058ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 00:13:16	966ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-25 22:03:38	10003ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-25 12:01:59	5983ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:29:09	2496ms	4 NS 1 A 1 MX	🔒 Secure