realerhverv.dk

📜 Historical scan 2026-10-18 17:28:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

realerhverv.dk is a .dk domain served by 2 nameservers (dana.ns.cloudflare.com, kyle.ns.cloudflare.com). It was registered on 1 December 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.15.76 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx20.check4spam.dk, mx30.check4spam.dk and 1 more. The zone is not DNSSEC-signed, has no 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 159ms

Nameserver	IP addresses	PTR	ASN / ISP
dana.ns.cloudflare.com	108.162.192.105 172.64.32.105 173.245.58.105 2606:4700:50::adf5:3a69 2803:f800:50::6ca2:c069 2a06:98c1:50::ac40:2069	dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com dana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kyle.ns.cloudflare.com	108.162.195.111 162.159.44.111 172.64.35.111 2606:4700:58::a29f:2c6f 2803:f800:50::6ca2:c36f 2a06:98c1:50::ac40:236f	kyle.ns.cloudflare.com kyle.ns.cloudflare.com kyle.ns.cloudflare.com kyle.ns.cloudflare.com kyle.ns.cloudflare.com kyle.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 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.15.76	30s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.161.241	30s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 98ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	30s	mx20.check4spam.dk	154.59.193.124 2001:978:2:6::f:124	fe3-r3-in.du01.l.antispamcloud.com fe3-r3-in.du01.l.antispamcloud.com	AS16633 N-able Technologies, Inc. AS174 Cogent Communications, LLC
10	30s	mx30.check4spam.dk	154.59.104.23 2001:978:2:2c::137:100	fe2-r3-in.ams14.l.antispamcloud.com fe2-r3-in.ams14.l.antispamcloud.com	AS174 Cogent Communications, LLC AS174 Cogent Communications, LLC
10	30s	mx40.check4spam.dk	154.59.104.23 2001:978:2:2c::137:100	fe2-r3-in.ams14.l.antispamcloud.com fe2-r3-in.ams14.l.antispamcloud.com	AS174 Cogent Communications, LLC AS174 Cogent Communications, LLC

🔷 AAAA Records (IPv6)#

2 records 72ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:a1f1	30s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:f4c	30s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 96ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.15.76,172.67.161.241 ech=AEX+DQBB7wAgACDLfZGKbjsMEnShuOqdzYPhwU6mSn9wzcQZPJ0AvtUlXwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:a1f1,2606:4700:3037::6815:f4c

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

latest probe, not this scan · checked 2026-10-19 17:51:57

www	104.21.15.76 172.67.161.241 2606:4700:3035::ac43:a1f1 2606:4700:3037::6815:f4c (AS13335) (address records, no CNAME)
www vs bare domain	Same network realerhverv.dk: 104.21.15.76 172.67.161.241 2606:4700:3035::ac43:a1f1 2606:4700:3037::6815:f4c (AS13335) www.realerhverv.dk: 104.21.15.76 172.67.161.241 2606:4700:3035::ac43:a1f1 2606:4700:3037::6815:f4c (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

205ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2413773098
Primary NS (MNAME)	dana.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 04:08:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-12-01
Expires	2027-07-31 (279d)

🔗 Same registrant#

35 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
boligkøberkartotek.dk	Punktum dk A/S (direct)
danmarkskøberkartotek.dk	Punktum dk A/S (direct)
danmarksstørstekøberkartotek.dk	Punktum dk A/S (direct)
erhverv-real.dk	Punktum dk A/S (direct)
groenbolighandel.dk	Punktum dk A/S (direct)
grøn-bolighandel.dk	Punktum dk A/S (direct)
grønbolighandel.dk	Punktum dk A/S (direct)
grønt-boligsalg.dk	Punktum dk A/S (direct)
guldkoeber.dk	Punktum dk A/S (direct)
guldkøber.dk	Punktum dk A/S (direct)
guldsaelger.dk	Punktum dk A/S (direct)
guldsælger.dk	Punktum dk A/S (direct)
mailreal.dk	Punktum dk A/S (direct)
minklimaberegner.dk	Punktum dk A/S (direct)
minrealmaegler.dk	Punktum dk A/S (direct)
projektreal.dk	Punktum dk A/S (direct)
rbmægler.dk	Punktum dk A/S (direct)
real-alliance.dk	Punktum dk A/S (direct)
real-køberrådgivning.dk	Punktum dk A/S (direct)
real-projekt.dk	Punktum dk A/S (direct)
real-rådgivning.dk	Punktum dk A/S (direct)
realalliance.dk	Punktum dk A/S (direct)
realbilleder.dk	Punktum dk A/S (direct)
realbolig.dk	Punktum dk A/S (direct)
realgreen.dk	Punktum dk A/S (direct)
realgruppen.dk	Punktum dk A/S (direct)
realholding.dk	Punktum dk A/S (direct)
realmaeglerfolkeskoven.dk	Punktum dk A/S (direct)
realmaeglerne.dk	Punktum dk A/S (direct)
realmæglerfolkeskoven.dk	Punktum dk A/S (direct)
realnyt.dk	Punktum dk A/S (direct)
realonline.dk	Punktum dk A/S (direct)
spoerg-flere-ejendomsmaeglere.dk	Punktum dk A/S (direct)
spoergtreejendomsmaeglere.dk	Punktum dk A/S (direct)
spørgflereejendomsmæglere.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

159ms

55ms

98ms

AAAA

72ms

TXT

214ms

CAA

126ms

HTTPS

96ms

TLSA

376ms

SOA

27ms

MTA-STS

89ms

DNSSEC

205ms

SRV

148ms

Total

1937ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 17:51:57	562ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-18 17:28:00 shown	1937ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-16 16:00:10	918ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-03 04:40:26	625ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-11 19:10:44	1311ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-06 01:42:13	1472ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-31 17:28:01	2165ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-26 07:09:25	9636ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-18 23:36:42	6843ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-20 15:34:35	1942ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-20 00:02:42	4181ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 13:54:16	3552ms	2 NS 2 A 3 MX	🔓 Insecure