ndbyg.dk

📜 Historical scan 2026-06-25 07:55:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ndbyg.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 30 October 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by ndbyg-dk.mail.protection.outlook.com, ms83354481.msv1.invalid. 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#

3 records 83ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 87ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ndbyg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca09::3 2a01:111:f403:ca09::f 52.101.68.32 52.101.68.39 52.101.73.153 52.101.73.4	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am0pr83cu00404.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
32767	3600s	ms83354481.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 242ms

TXT Record
MS=ms83354481
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (ndbyg.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 2026-10-12 16:33:55

www	NXDOMAIN
www vs bare domain	Neither resolves ndbyg.dk: no address www.ndbyg.dk: no address
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

82ms

Field	Value
Serial	2023041103
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-09 06:09:23

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-10-30
Expires	2026-10-31 (6d)

📋 WHOIS#

⏱️ Lookup Timing#

83ms

29ms

87ms

AAAA

41ms

TXT

242ms

CAA

67ms

HTTPS

86ms

TLSA

1371ms

SOA

82ms

MTA-STS

70ms

DNSSEC

64ms

SRV

82ms

Total

2137ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 16:33:55	925ms	3 NS 0 A 2 MX	🔒 Secure
2026-10-09 10:56:37	1688ms	3 NS 0 A 2 MX	🔒 Secure
2026-10-03 00:35:38	1238ms	3 NS 0 A 2 MX	🔒 Secure
2026-10-01 00:10:23	1198ms	3 NS 0 A 2 MX	🔒 Secure
2026-09-30 00:06:58	1015ms	3 NS 0 A 2 MX	🔒 Secure
2026-09-26 13:37:37	1023ms	3 NS 0 A 2 MX	🔒 Secure
2026-06-25 07:55:25 shown	2137ms	3 NS 0 A 2 MX	🔒 Secure
2026-06-19 02:59:54	901ms	3 NS 0 A 2 MX	⚠️ Bogus
2026-06-18 06:18:53	857ms	3 NS 0 A 2 MX	🔒 Secure