elberegner.dk

Records from scan: 2026-10-21 20:09:08 · 703ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

elberegner.dk is a .dk domain served by 2 nameservers (heather.ns.cloudflare.com, patryk.ns.cloudflare.com). It was registered on 2 March 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.75.72 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
heather.ns.cloudflare.com	108.162.192.161 172.64.32.161 173.245.58.161 2606:4700:50::adf5:3aa1 2803:f800:50::6ca2:c0a1 2a06:98c1:50::ac40:20a1	heather.ns.cloudflare.com heather.ns.cloudflare.com heather.ns.cloudflare.com heather.ns.cloudflare.com heather.ns.cloudflare.com heather.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
patryk.ns.cloudflare.com	108.162.195.122 162.159.44.122 172.64.35.122 2606:4700:58::a29f:2c7a 2803:f800:50::6ca2:c37a 2a06:98c1:50::ac40:237a	patryk.ns.cloudflare.com patryk.ns.cloudflare.com patryk.ns.cloudflare.com patryk.ns.cloudflare.com patryk.ns.cloudflare.com patryk.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 24ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.75.72	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.216.153	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.103.108 94.231.106.20	mx.simply.com mx.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.75.72
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records 25ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:4b48	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:d899	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 28ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.75.72,172.67.216.153 ech=AEX+DQBB8QAgACC6DiE8CPRyBYG+GgOn98ctJkVOoFEcaESBrjcTMqb6XAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:4b48,2606:4700:3036::ac43:d899

🔌 SRV Records#

1 records 54ms

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

📝 TXT Records#

2 records 142ms

TXT Record
Sendinblue-code:ed8cb64a1a5bab049d0ad6483c613962
v=spf1 include:spf.simply.com include:spf.sendinblue.com include:emsd1.com mx ~all

✉️ SPF#

Policy	Record (elberegner.dk)
~all (soft fail)	v=spf1 include:spf.simply.com include:spf.sendinblue.com include:emsd1.com mx ~all

📨 DMARC#

Policy	Record (_dmarc.elberegner.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#

checked 2026-10-21 20:09:08

www	104.21.75.72 172.67.216.153 2606:4700:3036::6815:4b48 2606:4700:3036::ac43:d899 (AS13335) (address records, no CNAME)
www vs bare domain	Same network elberegner.dk: 104.21.75.72 172.67.216.153 2606:4700:3036::6815:4b48 2606:4700:3036::ac43:d899 (AS13335) www.elberegner.dk: 104.21.75.72 172.67.216.153 2606:4700:3036::6815:4b48 2606:4700:3036::ac43:d899 (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

2 records 62ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	4B949F05A63FED95FC94B3A83DD70167…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

95ms

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

🏷️ SOA#

39ms

Field	Value
Serial	2417360081
Primary NS (MNAME)	heather.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 23:06:20

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-03-02
Expires	2027-03-31 (159d)

🔗 Same registrant#

27 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
billig-strom.dk	Punktum dk A/S (direct)
billigakasseguide.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
mr-byg.dk	Punktum dk A/S (direct)
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)
styrdinvarmepumpe.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#

26ms

24ms

26ms

AAAA

25ms

TXT

142ms

CAA

26ms

HTTPS

28ms

TLSA

62ms

SOA

39ms

MTA-STS

41ms

DNSSEC

95ms

SRV

54ms

Total

703ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 20:09:08 shown	703ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-14 06:35:34	2517ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-05 14:43:15	849ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 13:54:49	2489ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 21:14:31	657ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-06 17:42:53	9975ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 03:48:17	662ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-24 15:20:41	1342ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 01:18:58	966ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-24 12:44:24	1549ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-30 04:07:11	1059ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 14:58:12	1155ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 11:02:00	1549ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 06:35:55	479ms	2 NS 2 A 1 MX	🔓 Insecure