onlinesparring.dk

Records from scan: 2026-09-24 15:58:27 · 1252ms total · last checked 2026-10-18 02:21 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

onlinesparring.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 16 April 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.12 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by onlinesparring-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no 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 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.12	3600s	lb1.builder.nu	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	onlinesparring-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca21::8 2a01:111:f403:ca38::8 2a01:111:f403:ca48::a 52.101.209.31 52.101.68.8 52.101.73.155 52.101.91.21	mail-db9pr02cu00204.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-matpr05cu00105.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 → 52.98.149.136
🔶 Autoconfig	212.237.249.12

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 126ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (onlinesparring.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 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#

checked 2026-10-10 20:41:38

www	212.237.249.12 (AS48854) (address records, no CNAME)
www vs bare domain	Same network onlinesparring.dk: 212.237.249.12 (AS48854) www.onlinesparring.dk: 212.237.249.12 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

68ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2024050601
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-07 02:21:21

Field	Value
Registrar	DANDOMAIN A/S
Registered	2024-04-16
Expires	2027-04-15 (179d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

29ms

30ms

AAAA

32ms

TXT

126ms

CAA

39ms

HTTPS

49ms

TLSA

785ms

SOA

0ms

MTA-STS

50ms

DNSSEC

68ms

SRV

55ms

Total

1252ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 15:58:27 shown	1252ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 18:12:15	850ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 13:33:59	3451ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 19:31:08	977ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 18:24:20	1508ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 07:48:39	1001ms	2 NS 1 A 1 MX	🔒 Secure