trekantens-byggefirma.dk

Records from scan: 2026-10-18 07:25:37 · 1024ms total · last checked 2026-10-20 08:10 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

trekantens-byggefirma.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 10 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.23 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by smtp.google.com, yrtpxrh5p5rvd6v7m4pboomzwapb3gt3tct44rx3te2onyoi2ziq.mx-verification.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 100ms

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 115ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.23	3600s	linux123.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

2 records 143ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-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
15	3600s	yrtpxrh5p5rvd6v7m4pboomzwapb3gt3tct44rx3te2onyoi2ziq.mx-verification.google.com	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	94.231.103.23
🔶 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 172ms

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

📝 TXT Records#

1 records 253ms

TXT Record
v=spf1 include:spf.simply.com include:_spf.google.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.trekantens-byggefirma.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 2026-10-18 07:25:37

www	94.231.103.23 (AS48854) (address records, no CNAME)
www vs bare domain	Same network trekantens-byggefirma.dk: 94.231.103.23 (AS48854) www.trekantens-byggefirma.dk: 94.231.103.23 (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#

226ms

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

🏷️ SOA#

54ms

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 2026-10-16 02:46:43

Field	Value
Registrar	Simply.com A/S
Registered	2024-10-10
Expires	2026-10-09 (expired)

📋 WHOIS#

⏱️ Lookup Timing#

100ms

115ms

143ms

AAAA

142ms

TXT

253ms

CAA

150ms

HTTPS

146ms

TLSA

203ms

SOA

54ms

MTA-STS

157ms

DNSSEC

226ms

SRV

172ms

Total

1024ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 07:25:37 shown	1024ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-11 17:46:54	3297ms	3 NS 0 A 0 MX	⚠️ Bogus
2026-10-03 11:13:30	919ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-30 11:04:10	557ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-23 12:59:05	751ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-20 10:38:22	2539ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-01 00:30:26	17264ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-21 11:35:37	625ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-17 23:46:08	1103ms	3 NS 1 A 2 MX	🔒 Secure