opbygning.dk

Records from scan: 2026-10-19 08:49:09 · 739ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opbygning.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 April 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.143 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 39ms

Nameserver	IP addresses	PTR	ASN / 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#

1 records 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.143	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	108.177.14.26 108.177.14.27 173.194.73.27 209.85.233.26 209.85.233.27 2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1b 2a00:1450:4010:c03::1b 2a00:1450:4010:c0d::1b 2a00:1450:4010:c0d::1b 2a00:1450:4010:c0f::1b 2a00:1450:4010:c0f::1b	lt-in-f26.1e100.net lt-in-f27.1e100.net lq-in-f27.1e100.net lr-in-f26.1e100.net lr-in-f27.1e100.net lr-in-x1a.1e100.net lr-in-f26.1e100.net lr-in-x1b.1e100.net lr-in-f27.1e100.net lq-in-f27.1e100.net lq-in-x1b.1e100.net lt-in-x1b.1e100.net lt-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

🔷 AAAA Records (IPv6)#

1 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:7f:286e:4ca8:eb9c	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 151ms

TXT Record
google-site-verification=FgUCGIvFVkv2EL2GZ90q-IYTS6uVj52UHe7nhkGjOoQ

✉️ 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 2026-10-19 08:49:09

www	46.30.213.143 2a02:2350:5:10c:7f:286e:4ca8:eb9c (AS51468) (address records, no CNAME)
www vs bare domain	Same network opbygning.dk: 46.30.213.143 2a02:2350:5:10c:7f:286e:4ca8:eb9c (AS51468) www.opbygning.dk: 46.30.213.143 2a02:2350:5:10c:7f:286e:4ca8:eb9c (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

124ms

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

🏷️ SOA#

35ms

Field	Value
Serial	2026101805
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-19 09:24:44

Field	Value
Registrar	ONE.COM A/S
Registered	2023-04-17
Expires	2027-04-16 (177d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

46ms

48ms

AAAA

49ms

TXT

151ms

CAA

41ms

HTTPS

50ms

TLSA

104ms

SOA

35ms

MTA-STS

66ms

DNSSEC

124ms

SRV

68ms

Total

739ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 08:49:09 shown	739ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-04 14:52:15	950ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 14:40:50	550ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 15:26:16	3352ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 18:13:33	761ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 03:21:30	983ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-29 00:52:51	1350ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 10:35:39	1063ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-18 10:34:37	5310ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 07:01:31	1552ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 20:13:34	1439ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 18:21:13	933ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 04:14:52	1107ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:19:13	718ms	2 NS 1 A 1 MX	🔒 Secure