vallensbaek-fjernvarme.dk

Records from scan: 2026-10-12 12:55:47 · 968ms total · last checked 2026-10-21 07:08 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

vallensbaek-fjernvarme.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 20 December 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 13.107.213.53 is hosted by Microsoft Corporation (AS8075) in United States. Mail is handled by vallensbaekfjernvarme-dk02i.mail.protection.outlook.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#

3 records 32ms

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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
13.107.213.53	3600s	—	AS8075	Microsoft Corporation	13.107.192.0/19	🇺🇸 United States	—

📧 MX Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	vallensbaekfjernvarme-dk02i.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::d 2a01:111:f403:ca48::12 2a01:111:f403:ca48::c 52.101.103.140 52.101.68.29 52.101.73.126 52.101.73.145	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 120ms

TXT Record
v=spf1 include:emsd1.com include:spf.simply.com -all

✉️ SPF#

Policy	Record (vallensbaek-fjernvarme.dk)
-all (hard fail)	v=spf1 include:emsd1.com include:spf.simply.com -all

📨 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 2026-10-12 12:55:47

www	13.107.213.53 (AS8075) (address records, no CNAME)
www vs bare domain	Same network vallensbaek-fjernvarme.dk: 13.107.213.53 (AS8075) www.vallensbaek-fjernvarme.dk: 13.107.213.53 (AS8075)
Wildcard	No
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#

62ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2026101202
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 2026-10-10 12:36:03

Field	Value
Registrar	Simply.com A/S
Registered	2022-12-20
Expires	2026-12-19 (58d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

30ms

35ms

AAAA

31ms

TXT

120ms

CAA

40ms

HTTPS

32ms

TLSA

633ms

SOA

28ms

MTA-STS

28ms

DNSSEC

62ms

SRV

99ms

Total

968ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 12:55:47 shown	968ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-10 12:03:05	1021ms	3 NS 0 A 1 MX	🔒 Secure
2026-10-02 05:59:13	1220ms	3 NS 0 A 1 MX	🔒 Secure
2026-09-26 04:26:32	903ms	3 NS 0 A 1 MX	🔒 Secure
2026-08-28 02:05:12	956ms	3 NS 0 A 1 MX	🔒 Secure
2026-06-26 21:25:06	800ms	3 NS 0 A 1 MX	🔒 Secure
2026-06-18 05:30:45	1164ms	3 NS 0 A 1 MX	🔒 Secure