udebyg.dk

Records from scan: 2026-10-03 14:54:50 · 597ms total · last checked 2026-10-17 04:05 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

udebyg.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 11 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.48 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by smtp.google.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#

3 records 22ms

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#

1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.48	3600s	linux374.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 22ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	209.85.233.26 209.85.233.27 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1b 2a00:1450:4010:c03::1b 64.233.161.26 64.233.161.27 74.125.131.27	lr-in-f26.1e100.net lr-in-f27.1e100.net lh-in-f26.1e100.net lh-in-x1a.1e100.net lh-in-f27.1e100.net lh-in-x1b.1e100.net lr-in-x1a.1e100.net lr-in-f26.1e100.net lr-in-x1b.1e100.net lr-in-f27.1e100.net lh-in-f26.1e100.net lh-in-f27.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	185.20.205.48
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 65ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

3 records 158ms

TXT Record
google-gws-recovery-domain-verification=63369979
google-site-verification=okQP74vGw0pQm0q0pevHcpuAHSdGFiwY65tQRftgGpw
v=spf1 include:spf.simply.com include:_spf.google.com -all

✉️ SPF#

Policy	Record (udebyg.dk)
-all (hard fail)	v=spf1 include:spf.simply.com include:_spf.google.com -all

📨 DMARC#

Policy	Record (_dmarc.udebyg.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 2026-10-08 16:39:24

www	185.20.205.48 (AS48854) (address records, no CNAME)
www vs bare domain	Same network udebyg.dk: 185.20.205.48 (AS48854) www.udebyg.dk: 185.20.205.48 (AS48854)
Wildcard	Yes: any name under the zone resolves
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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

55ms

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

🏷️ SOA#

39ms

Field	Value
Serial	2026100200
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 2026-10-03 15:11:37

Field	Value
Registrar	Simply.com A/S
Registered	2024-10-11
Expires	2027-10-10 (357d)

📋 WHOIS#

⏱️ Lookup Timing#

22ms

46ms

22ms

AAAA

26ms

TXT

158ms

CAA

49ms

HTTPS

42ms

TLSA

97ms

SOA

39ms

MTA-STS

41ms

DNSSEC

55ms

SRV

65ms

Total

597ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 14:54:50 shown	597ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 10:28:13	697ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-27 11:26:57	659ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:41:48	1469ms	3 NS 1 A 1 MX	🔒 Secure