2u2.dk

📜 Historical scan 2026-10-09 10:55:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

2u2.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 191.235.208.12 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by .. The zone is DNSSEC-signed and validates, has no 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 28ms

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 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
191.235.208.12	43200s	—	AS8075	Microsoft Corporation	191.232.0.0/13	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 71ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	editor4u.azurewebsites.net → 40.112.90.244
🔶 Autoconfig	editor4u.azurewebsites.net → 40.112.90.244

🔷 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#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 20:41:04

www CNAME	editor4u.azurewebsites.net (all on azurewebsites.net) → 40.112.90.244 (AS8075)
www vs bare domain	Same network 2u2.dk: 191.235.208.12 (AS8075) www.2u2.dk: 40.112.90.244 (AS8075)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.2u2.dk	editor4u.azurewebsites.net

🔗 TLSA / DANE#

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

🔐 DNSSEC#

70ms

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

🏷️ SOA#

45ms

Field	Value
Serial	2026100801
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#

28ms

31ms

71ms

AAAA

30ms

TXT

163ms

CAA

66ms

HTTPS

38ms

TLSA

45ms

SOA

45ms

MTA-STS

69ms

DNSSEC

70ms

SRV

74ms

Total

531ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 20:41:04	1568ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 10:55:20 shown	531ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-08 11:56:02	2020ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-07 06:53:50	1376ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-21 19:55:09	7295ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-02 17:04:46	9828ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-19 21:14:06	3452ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 12:37:25	1097ms	2 NS 1 A 4 MX	🔒 Secure