multibyg.dk

Records from scan: 2026-10-07 22:42:36 · 1021ms total · last checked 2026-10-27 03:02 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

multibyg.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 24 May 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.8.37.82 is hosted by Norlys Telco A/S (AS3308) in Denmark. Mail is handled by multibyg-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 35ms

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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.8.37.82	3600s	—	AS3308	Norlys Telco A/S	193.8.36.0/23	🇩🇰 Denmark	Ølstykke

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	multibyg-dk.mail.protection.outlook.com	2a01:111:f403:ca09::22 2a01:111:f403:ca09::24 2a01:111:f403:ca38::a 2a01:111:f403:ca48::10 52.101.103.36 52.101.185.21 52.101.68.10 52.101.68.25	mail-am7pr02cu00302.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00101.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 → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 52ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	multibyg.itsecurity.dk

📝 TXT Records#

3 records 128ms

TXT Record
apple-domain-verification=RjQM4969XEI6vGga
MS=ms19906135
v=spf1 a mx ptr ip4:77.68.223.242 include:spf.protection.outlook.com include:spf.itsecurity.dk -all

✉️ SPF#

Policy	Record (multibyg.dk)
-all (hard fail)	v=spf1 a mx ptr ip4:77.68.223.242 include:spf.protection.outlook.com include:spf.itsecurity.dk -all

📨 DMARC#

Policy	Record (_dmarc.multibyg.dk)
p=reject	v=DMARC1; p=reject; pct=100;

📬 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#

checked 2026-10-07 22:42:36

www	193.8.37.82 (AS3308) (address records, no CNAME)
www vs bare domain	Same network multibyg.dk: 193.8.37.82 (AS3308) www.multibyg.dk: 193.8.37.82 (AS3308)
Wildcard	No
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: 7/10 · policy: -all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

68ms

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

🏷️ SOA#

42ms

Field	Value
Serial	2026051101
Primary NS (MNAME)	ns1.123hotel.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-26 00:14:09

Field	Value
Registrar	CURANET A/S
Registered	2000-05-24
Expires	2027-06-30 (245d)

🔗 Same registrant#

1 domain

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
business-park.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

33ms

30ms

AAAA

35ms

TXT

128ms

CAA

29ms

HTTPS

34ms

TLSA

627ms

SOA

42ms

MTA-STS

36ms

DNSSEC

68ms

SRV

52ms

Total

1021ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 22:42:36 shown	1021ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 14:55:06	1163ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 00:53:07	941ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 09:43:26	1430ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 10:17:04	1605ms	2 NS 1 A 1 MX	🔒 Secure