nikolajsen-advokatfirma.dk DNS records

🖥️ Nameservers2 records 25ms

Nameserver	IP addresses	PTR	ASN / ISP
brit.ns.cloudflare.com	108.162.192.78 172.64.32.78 173.245.58.78 2606:4700:50::adf5:3a4e 2803:f800:50::6ca2:c04e 2a06:98c1:50::ac40:204e	brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
peter.ns.cloudflare.com	108.162.195.3 162.159.44.3 172.64.35.3 2606:4700:58::a29f:2c03 2803:f800:50::6ca2:c303 2a06:98c1:50::ac40:2303	peter.ns.cloudflare.com peter.ns.cloudflare.com peter.ns.cloudflare.com peter.ns.cloudflare.com peter.ns.cloudflare.com peter.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.66.125	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.159.233	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 25ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.improvmx.com	13.37.195.136 15.236.236.160 2a05:d012:412:e201:88aa:e7b9:7a43:12d7 2a05:d012:412:e202:f36:2c1f:1a49:d38a 2a05:d012:412:e203:373a:f51a:4a85:1d25 35.181.18.45	ec2-13-37-195-136.eu-west-3.compute.amazonaws.com ec2-15-236-236-160.eu-west-3.compute.amazonaws.com — — — ec2-35-181-18-45.eu-west-3.compute.amazonaws.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	300s	mx2.improvmx.com	13.36.107.63 13.36.222.39 15.236.61.92 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678 2a05:d012:412:e202:e81e:cc44:3b53:8a3d 2a05:d012:412:e203:7e33:3d9c:28d7:ee20	ec2-13-36-107-63.eu-west-3.compute.amazonaws.com ec2-13-36-222-39.eu-west-3.compute.amazonaws.com ec2-15-236-61-92.eu-west-3.compute.amazonaws.com — — —	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	nikolajsen-advokatfirma.dk → 185.31.79.5
🔶 Autoconfig	nikolajsen-advokatfirma.dk → 185.31.79.5

🔷 AAAA Records (IPv6)2 records 25ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:9fe9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:427d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 31ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.66.125,172.67.159.233 ech=AEX+DQBBuAAgACDC6k3mhBjzq/4XBIoZSKOoR3aSOmbIoAWZ0XVi35LiRgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9fe9,2606:4700:3032::6815:427d

📝 TXT Records2 records 162ms

TXT Record
ca3-4b9c327bc07b49fabc64b02042120273
v=spf1 include:spf.improvmx.com ~all

✉️ SPF

Policy	Record (nikolajsen-advokatfirma.dk)
~all (soft fail)	v=spf1 include:spf.improvmx.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.nikolajsen-advokatfirma.dk	SRuovJDZEcp3MwHYi7trSsLijH0EiGsYxZNqjuXJqV4
TXT	_acme-challenge.nikolajsen-advokatfirma.dk	mNgUUFACACza6yhdRnREnN9nTiHn9OGv20IW13jZnkc

🔗 TLSA / DANE

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

🔐 DNSSEC97ms

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

🏷️ SOA0ms

Field	Value
Serial	2413877054
Primary NS (MNAME)	brit.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

25ms

A

29ms

MX

25ms

AAAA

25ms

TXT

162ms

CAA

36ms

HTTPS

31ms

TLSA

61ms

SOA

0ms

MTA-STS

56ms

DNSSEC

97ms

SRV

59ms

Total

925ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 15:36:38	925ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-06 23:32:59	3550ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-06 13:04:24	1698ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-26 17:46:10	1307ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-20 18:20:52	1037ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 19:16:30	7225ms	2 NS 2 A 2 MX	🔓 Insecure	View