ivb.dk

📜 Historical scan 2026-06-22 22:16:14 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ivb.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 18 August 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.158.23 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by ivb-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 150ms

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 133ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.23	300s	linux17.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 140ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ivb-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca09::5 2a01:111:f403:ca09::7 52.101.68.15 52.101.68.18 52.101.68.5 52.101.73.24	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 52.98.171.232
🔶 Autoconfig	93.191.158.23

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 452ms

TXT Record
google-site-verification=dURF2Qb_dKxNd_S2LzMqjBWzXr_R0QOBRnasj-cUMsU
MS=ms58250228
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com include:spf.dandomain.dk include:spf.curanet.dk include:emsd1.com ~all

✉️ SPF#

Policy	Record (ivb.dk)
~all (soft fail)	v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com include:spf.dandomain.dk include:spf.curanet.dk include:emsd1.com ~all

📨 DMARC#

Policy	Record (_dmarc.ivb.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:smtp@ivb.dk;

📬 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 2026-10-08 04:10:13

www	93.191.158.23 (AS48854) (address records, no CNAME)
www vs bare domain	Same network ivb.dk: 93.191.158.23 (AS48854) www.ivb.dk: 93.191.158.23 (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: 9/10 · policy: ~all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.ivb.dk	xVyVbrA1pjrzz9nm3cSOFDvGgPi9_PzF0w759ZXZO4Y

🔗 TLSA / DANE#

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

🔐 DNSSEC#

202ms

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

🏷️ SOA#

138ms

Field	Value
Serial	2024022601
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 2026-10-16 11:23:53

Field	Value
Registrar	DANDOMAIN A/S
Registered	2021-08-18
Expires	2027-08-31 (317d)

🔗 Same registrant#

6 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
boligogskat.dk	DANDOMAIN A/S
doedsboselvangivelse.dk	DANDOMAIN A/S
doedsboskat.dk	DANDOMAIN A/S
doedsboskatteguiden.dk	DANDOMAIN A/S
dødsboselvangivelse.dk	DANDOMAIN A/S
forældrekoeb.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

150ms

133ms

140ms

AAAA

343ms

TXT

452ms

CAA

142ms

HTTPS

127ms

TLSA

299ms

SOA

138ms

MTA-STS

151ms

DNSSEC

202ms

SRV

428ms

Total

1341ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 00:57:25	1238ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 12:56:41	859ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 22:35:53	1060ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 22:16:14 shown	1341ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 14:17:06	925ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 07:39:47	1027ms	2 NS 1 A 1 MX	🔒 Secure