office123.dk

📜 Historical scan 2026-06-25 06:28:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

office123.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 26 March 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.155.37 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail.office123.dk, backup-mx.zitcom.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 219ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 202ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.37	3600s	splash.zitcom.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

2 records 165ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.office123.dk	80.160.71.163	mail1.curanet.dk	AS3292 TDC Holding A/S
20	3600s	backup-mx.zitcom.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	93.191.155.37
🔶 Autoconfig	93.191.155.37

🔷 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 2026-10-21 11:02:09

www	93.191.155.37 (AS48854) (address records, no CNAME)
www vs bare domain	Same network office123.dk: 93.191.155.37 (AS48854) www.office123.dk: 93.191.155.37 (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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

515ms

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

🏷️ SOA#

190ms

Field	Value
Serial	2021111701
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-11 02:04:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-03-26
Expires	2027-03-31 (160d)

📋 WHOIS#

⏱️ Lookup Timing#

219ms

202ms

165ms

AAAA

212ms

TXT

615ms

CAA

223ms

HTTPS

264ms

TLSA

532ms

SOA

190ms

MTA-STS

229ms

DNSSEC

515ms

SRV

398ms

Total

2467ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 11:02:09	599ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-07 16:00:54	540ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 20:14:01	576ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-12 07:17:27	576ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 10:43:44	805ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 06:28:33 shown	2467ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-24 08:26:27	1193ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 03:03:51	471ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 19:14:01	1076ms	2 NS 1 A 2 MX	🔒 Secure