zib.dk

📜 Historical scan 2026-06-25 20:23:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

zib.dk is a .dk domain served by 2 nameservers (ns1.123hotel.dk, ns2.123hotel.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.160.71.98 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is of unknown DNSSEC status, 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 64ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.123hotel.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
ns2.123hotel.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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.160.71.98	3600s	—	AS3292	TDC Holding A/S	80.160.0.0/13	🇩🇰 Denmark	—

📧 MX Records#

2 records 84ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.onlinemail.io	185.21.42.12	mx1.onlinemail.io	AS48854 team.blue Denmark A/S
20	3600s	mx2.onlinemail.io	46.36.208.16	mx2.onlinemail.io	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover-mf.onlinemail.io → 185.21.40.62
🔶 Autoconfig	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 133ms

TXT Record
v=spf1 include:spf.onlinemail.io ?all

✉️ SPF#

Policy	Record (zib.dk)
?all (neutral)	v=spf1 include:spf.onlinemail.io ?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#

latest probe, not this scan · checked 2026-10-09 14:12:04

www	80.160.71.98 (AS3292) (address records, no CNAME)
www vs bare domain	Same network zib.dk: 80.160.71.98 (AS3292) www.zib.dk: 80.160.71.98 (AS3292)
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: 3/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

141ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: failure

🏷️ SOA#

81ms

Field	Value
Serial	2021111801
Primary NS (MNAME)	ns1.123hotel.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

64ms

52ms

84ms

AAAA

43ms

TXT

133ms

CAA

41ms

HTTPS

72ms

TLSA

50ms

SOA

81ms

MTA-STS

68ms

DNSSEC

141ms

SRV

85ms

Total

558ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 14:12:04	2605ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-02 12:44:04	680ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-25 20:23:21 shown	558ms	2 NS 1 A 2 MX	❓ Unknown
2026-06-23 23:56:57	2554ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-23 13:11:12	1161ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 21:46:45	581ms	2 NS 1 A 2 MX	🔒 Secure