buildingos.dk

📜 Historical scan 2026-07-01 09:22:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

buildingos.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It first appeared in the .dk zone on 30 June 2026. Its website address 216.198.79.1 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by .. The zone is not DNSSEC-signed, 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#

2 records 855ms

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 828ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.198.79.1	600s	—	AS16509	Amazon.com, Inc.	216.198.79.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 829ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 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#

latest probe, not this scan · checked 2026-10-09 19:07:13

www	104.21.30.92 172.67.172.179 2606:4700:3033::ac43:acb3 2606:4700:3037::6815:1e5c (AS13335) (address records, no CNAME)
www vs bare domain	Same network buildingos.dk: 104.21.30.92 172.67.172.179 2606:4700:3033::ac43:acb3 2606:4700:3037::6815:1e5c (AS13335) www.buildingos.dk: 104.21.30.92 172.67.172.179 2606:4700:3033::ac43:acb3 2606:4700:3037::6815:1e5c (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

1415ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

609ms

Field	Value
Serial	2026063001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

855ms

828ms

829ms

AAAA

839ms

TXT

2167ms

CAA

832ms

HTTPS

163ms

TLSA

471ms

SOA

609ms

MTA-STS

959ms

DNSSEC

1415ms

SRV

930ms

Total

8813ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 11:44:39	514ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-18 22:46:18	655ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-14 09:16:57	706ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-10 02:55:17	720ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 11:15:48	1058ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-15 18:48:24	1064ms	2 NS 2 A 1 MX	❓ Unknown
2026-07-08 14:06:13	636ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 20:42:27	2171ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 09:22:18 shown	8813ms	2 NS 1 A 1 MX	🔓 Insecure