byggeri20.dk

Records from scan: 2026-10-07 23:01:14  ·  767ms total  ·  last checked 2026-10-16 12:39 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byggeri20.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 31 May 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by cloud7.spamtitan.com, cloud8.spamtitan.com. The zone is DNSSEC-signed and validates, has no 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   64ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

🌍
No A records found

📧 MX Records#

2 records   78ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s cloud7.spamtitan.com 13.58.65.21
13.58.8.62
52.15.128.102		 cloud7.spamtitan.com
cloud7.spamtitan.com
cloud7.spamtitan.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
20 3600s cloud8.spamtitan.com 13.58.65.21
13.58.8.62
52.15.128.102		 cloud7.spamtitan.com
cloud7.spamtitan.com
cloud7.spamtitan.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

checked 2026-10-07 23:01:14
www46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domainOnly www resolves
byggeri20.dk: no address
www.byggeri20.dk: 46.30.211.38 (AS51468)
(all like this)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

94ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

41ms
FieldValue
Serial2026100201
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-14 06:59:16
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2016-05-31
Expires2028-05-31 (592d)

🔗 Same registrant#

17 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).

DomainRegistrar
bdb.dkPunktum dk A/S (direct)
byg-e.dkPunktum dk A/S (direct)
bygdok.dkPunktum dk A/S (direct)
byge.dkPunktum dk A/S (direct)
byggemarkedscase.dkPunktum dk A/S (direct)
byggeri18.dkPunktum dk A/S (direct)
byggeri22.dkPunktum dk A/S (direct)
byggerimessen.dkPunktum dk A/S (direct)
danskebyggecentre.dkPunktum dk A/S (direct)
dbbedrebolig.dkPunktum dk A/S (direct)
dbclp.dkPunktum dk A/S (direct)
karrierestigen.dkPunktum dk A/S (direct)
otd-fonden.dkPunktum dk A/S (direct)
svindsiden.dkONE.COM A/S
tun12.dkPunktum dk A/S (direct)
udvidetansvar.dkPunktum dk A/S (direct)
vælgbæredygtigt.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
64ms
A
47ms
MX
78ms
AAAA
39ms
TXT
183ms
CAA
73ms
HTTPS
71ms
TLSA
107ms
SOA
41ms
MTA-STS
63ms
DNSSEC
94ms
SRV
84ms
Total
767ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 23:01:14 shown 767ms 2 NS 0 A 2 MX 🔒 Secure
2026-10-03 07:24:39 1053ms 2 NS 0 A 2 MX 🔒 Secure
2026-10-01 07:16:45 633ms 2 NS 0 A 2 MX 🔒 Secure
2026-09-23 11:36:32 674ms 2 NS 0 A 2 MX 🔒 Secure
2026-09-08 15:36:14 765ms 2 NS 0 A 2 MX 🔒 Secure
2026-08-01 06:55:30 960ms 2 NS 0 A 2 MX 🔒 Secure
2026-07-01 23:37:53 1240ms 2 NS 0 A 2 MX 🔒 Secure
2026-06-16 18:15:49 479ms 2 NS 0 A 2 MX 🔒 Secure
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