billig-strom.dk

📜 Historical scan 2026-06-16 14:33:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

billig-strom.dk is a .dk domain served by 2 nameservers (mona.ns.cloudflare.com, paul.ns.cloudflare.com). It was registered on 31 March 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.37.40 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 58ms

Nameserver	IP addresses	PTR	ASN / ISP
mona.ns.cloudflare.com	—	—	—
paul.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.37.40	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.203.186	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 58ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 57ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:cbba	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:2528	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 55ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.37.40,172.67.203.186 ech=AEX+DQBBkQAgACClJENMjJCKs8qIfd+04OvwQP4hU5mfUQK6PmcbIChPAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:cbba,2606:4700:3036::6815:2528

📝 TXT Records#

1 records 142ms

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

✉️ SPF#

Policy	Record (billig-strom.dk)
-all (hard fail)	v=spf1 include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.billig-strom.dk)
p=none (monitor only)	v=DMARC1;p=none;

📬 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 05:06:03

www	104.21.37.40 172.67.203.186 2606:4700:3035::6815:2528 2606:4700:3035::ac43:cbba (AS13335) (address records, no CNAME)
www vs bare domain	Same network billig-strom.dk: 104.21.37.40 172.67.203.186 2606:4700:3035::6815:2528 2606:4700:3035::ac43:cbba (AS13335) www.billig-strom.dk: 104.21.37.40 172.67.203.186 2606:4700:3035::6815:2528 2606:4700:3035::ac43:cbba (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 2065ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

153ms

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

🏷️ SOA#

80ms

Field	Value
Serial	2406784266
Primary NS (MNAME)	mona.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 15:30:19

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-03-31
Expires	2027-03-31 (162d)

🔗 Same registrant#

24 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
astmaogallergi.dk	Punktum dk A/S (direct)
barcelona-ferie.dk	Simply.com A/S
barcelona.dk	Simply.com A/S
berlin-rejser.dk	Simply.com A/S
elberegner.dk	Punktum dk A/S (direct)
firenze-rejser.dk	Simply.com A/S
lissabon-rejser.dk	Simply.com A/S
lissabon.dk	Simply.com A/S
madeira.dk	Simply.com A/S
madrid-rejser.dk	Simply.com A/S
malaga.dk	Simply.com A/S
mallorca.dk	Simply.com A/S
newyork.dk	Simply.com A/S
nice-rejser.dk	Simply.com A/S
paris.dk	Simply.com A/S
phuket.dk	Simply.com A/S
prag.dk	Simply.com A/S
rejseforsikringer.dk	Punktum dk A/S (direct)
rejseforsikringsguiden.dk	Punktum dk A/S (direct)
sov-bedre.dk	Punktum dk A/S (direct)
tenerife.dk	Simply.com A/S
tjeklader.dk	Punktum dk A/S (direct)
trackwise.dk	Punktum dk A/S (direct)
wien.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

58ms

64ms

58ms

AAAA

57ms

TXT

142ms

CAA

57ms

HTTPS

55ms

TLSA

2065ms

SOA

80ms

MTA-STS

105ms

DNSSEC

153ms

SRV

0ms

Total

2682ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 23:39:49	784ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-03 23:28:25	490ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 22:37:13	617ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-21 07:46:03	2697ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-31 16:52:33	665ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-09 21:58:52	1676ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-24 10:32:05	8698ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 19:04:52	1461ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 14:33:36	471ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 14:33:02 shown	2682ms	2 NS 2 A 1 MX	🔓 Insecure