nextchallenge.dk

Records from scan: 2026-09-25 21:12:22 · 544ms total · last checked 2026-10-17 15:57 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nextchallenge.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.221.206.212 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx.comjunit.dk. 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 30ms

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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.221.206.212	43200s	—	AS47292	Sentia Denmark A/S	91.221.206.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mx.comjunit.dk	91.221.206.215	srv215.dialogical.dk	AS47292 Sentia Denmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ 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#

1 records 41ms

Flags	Tag	Value
0	issue	letsencrypt.org

🧩 Web & zone#

checked 2026-10-08 04:42:22

www CNAME	nextchallenge.dk (all on nextchallenge.dk) → 91.221.206.212 (AS47292)
www vs bare domain	Same network nextchallenge.dk: 91.221.206.212 (AS47292) www.nextchallenge.dk: 91.221.206.212 (AS47292)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

109ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

30ms

37ms

43ms

AAAA

34ms

TXT

126ms

CAA

41ms

HTTPS

33ms

TLSA

56ms

SOA

0ms

MTA-STS

53ms

DNSSEC

109ms

SRV

51ms

Total

544ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 21:12:22 shown	544ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 19:30:19	636ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 21:12:53	1121ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-25 23:13:21	2580ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 10:44:19	872ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 14:55:57	620ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 19:38:00	1166ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 02:16:45	1869ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:17:52	686ms	2 NS 1 A 1 MX	🔒 Secure