vattenfall.dk

📜 Historical scan 2026-09-26 20:28:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

vattenfall.dk is a .dk domain served by 6 nameservers (ns1.ndc.nuon.com, ns1.vattenfall.de, ns1.vattenfall.se and 3 more). It was registered on 24 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.192.14.204 is hosted by Vattenfall Europe Information Services GmbH (AS42274) in Germany. Mail is handled by mx.vattenfall.com. The zone is not DNSSEC-signed, publishes a 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#

6 records 60ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.ndc.nuon.com	194.53.167.100	ns1.ndc.nuon.com	AS59543 Vattenfall N.V.
ns1.vattenfall.de	91.192.15.4	ns1.vattenfall.de	AS42274 Vattenfall Europe Information Services GmbH
ns1.vattenfall.se	151.156.253.254	ns1.vattenfall.se	AS205664 Vattenfall AB
ns2.ndc.nuon.com	194.53.167.101	ns2.ndc.nuon.com	AS59543 Vattenfall N.V.
ns2.vattenfall.de	91.192.15.5	ns2.vattenfall.de	AS42274 Vattenfall Europe Information Services GmbH
ns2.vattenfall.se	151.156.253.253	ns2.vattenfall.se	AS205664 Vattenfall AB

🌍 A Records#

1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.192.14.204	3600s	videberg.se.videberg.se	AS42274	Vattenfall Europe Information Services GmbH	91.192.12.0/22	🇩🇪 Germany	—

📧 MX Records#

1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.vattenfall.com	151.156.253.68 151.156.253.69 151.156.253.75 151.156.253.76 151.156.253.77 151.156.253.78	mail21.vattenfall.com mail22.vattenfall.com mail23.vattenfall.com mail24.vattenfall.com mail25.vattenfall.com mail26.vattenfall.com	AS205664 Vattenfall AB AS205664 Vattenfall AB AS205664 Vattenfall AB AS205664 Vattenfall AB AS205664 Vattenfall AB AS205664 Vattenfall AB

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.vattenfall.com → 151.156.253.51

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 211ms

TXT Record
d365mktkey=wHDQ18OxrbBUdwV4rhs7AMf2MivcYfuI8vVxeWhaQXAx
MS=ms18362721
QrJ3da4nado1g0UlWUJlhXLC66p27SnTpQrzBaamw17A42Arg4mEjMBj1K9+2E3PkJD+uiEKy4BwFPvynhOLKw==
v=spf1 include:_spfvfout.vattenfall.com -all

✉️ SPF#

Policy	Record (vattenfall.dk)
-all (hard fail)	v=spf1 include:_spfvfout.vattenfall.com -all

📨 DMARC#

Policy	Record (_dmarc.vattenfall.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com; sp=reject; fo=1; adkim=r; aspf=r

📬 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 2026-10-08 22:37:10

www CNAME	vattenfall-general-fd.azurefd.net (all on azurefd.net) → 150.171.109.194 2603:1061:14:c1::1 (AS8075)
www vs bare domain	Different networks vattenfall.dk: 91.192.14.204 (AS42274) www.vattenfall.dk: 150.171.109.194 2603:1061:14:c1::1 (AS8075) (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

86ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2024120553
Primary NS (MNAME)	ns1.vattenfall.se
Responsible (RNAME)	hostmaster@vattenfall.com
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	900s

📋 Registration#

WHOIS fetched 2026-10-08 22:39:47

Field	Value
Registrar	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered	1998-03-24
Expires	2027-03-31 (165d)

📋 WHOIS#

⏱️ Lookup Timing#

60ms

43ms

57ms

AAAA

56ms

TXT

211ms

CAA

53ms

HTTPS

47ms

TLSA

105ms

SOA

0ms

MTA-STS

76ms

DNSSEC

86ms

SRV

114ms

Total

3201ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 22:37:09	9647ms	6 NS 1 A 1 MX	🔓 Insecure
2026-10-07 22:29:51	1008ms	6 NS 1 A 1 MX	🔓 Insecure
2026-09-26 20:28:05 shown	3201ms	6 NS 1 A 1 MX	🔓 Insecure
2026-09-23 12:58:24	4072ms	6 NS 1 A 1 MX	🔓 Insecure
2026-09-02 00:57:05	3781ms	6 NS 1 A 1 MX	🔓 Insecure
2026-07-03 13:32:07	10225ms	6 NS 1 A 1 MX	🔓 Insecure
2026-06-29 04:11:29	3272ms	6 NS 1 A 1 MX	🔓 Insecure
2026-06-20 07:25:22	16549ms	6 NS 1 A 1 MX	🔓 Insecure
2026-06-17 11:46:15	6930ms	6 NS 1 A 1 MX	🔓 Insecure