ackermann.dk

📜 Historical scan 2026-07-17 09:53:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ackermann.dk is a .dk domain served by 2 nameservers (burt.ns.cloudflare.com, tegan.ns.cloudflare.com). It was registered on 30 June 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 75.2.70.75 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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#

2 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
burt.ns.cloudflare.com	108.162.193.79 172.64.33.79 173.245.59.79 2606:4700:58::adf5:3b4f 2803:f800:50::6ca2:c14f 2a06:98c1:50::ac40:214f	burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tegan.ns.cloudflare.com	108.162.192.226 172.64.32.226 173.245.58.226 2606:4700:50::adf5:3ae2 2803:f800:50::6ca2:c0e2 2a06:98c1:50::ac40:20e2	tegan.ns.cloudflare.com tegan.ns.cloudflare.com tegan.ns.cloudflare.com tegan.ns.cloudflare.com tegan.ns.cloudflare.com tegan.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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
75.2.70.75	300s	aacb0a264e514dd48.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	75.2.0.0/17	🇺🇸 United States	—
99.83.190.102	300s	aacb0a264e514dd48.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	99.83.128.0/17	🇺🇸 United States	—

📧 MX Records#

5 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	209.85.233.26 2a00:1450:4010:c05::1b 2a00:1450:4010:c05::1b	lr-in-f26.1e100.net li-in-f27.1e100.net li-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1b	lcbomp-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	192.178.230.27 2404:6800:400b:c01b::1a	yunrtab-in-f27.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	cdn.webflow.com → 198.202.211.1
🔶 Autoconfig	cdn.webflow.com → 198.202.211.1

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 196ms

TXT Record
facebook-domain-verification=le5i52hhuhtkddmfss839q12kli7em
google-site-verification=5GIchyIklE-pOyZKfET2FtlBv4k6NBhYIWU57KhvLFY
google-site-verification=Wju9-1bS62ii6SNRDCUxPu9AOOt9Zi5LK97eZM5v9Lo
v=spf1 include:spf.simply.com include:_spf.google.com include:spf.autopilothq.com include:sendgrid.net include:19589062.spf08.hubspotemail.net ~all

✉️ SPF#

Policy	Record (ackermann.dk)
~all (soft fail)	v=spf1 include:spf.simply.com include:_spf.google.com include:spf.autopilothq.com include:sendgrid.net include:19589062.spf08.hubspotemail.net ~all

📨 DMARC#

Policy	Record (_dmarc.ackermann.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 19:36:44

www	104.21.33.156 172.67.164.118 2606:4700:3030::6815:219c 2606:4700:3035::ac43:a476 (AS13335) (address records, no CNAME)
www vs bare domain	Same network ackermann.dk: 104.21.33.156 172.67.164.118 2606:4700:3030::6815:219c 2606:4700:3035::ac43:a476 (AS13335) www.ackermann.dk: 104.21.33.156 172.67.164.118 2606:4700:3030::6815:219c 2606:4700:3035::ac43:a476 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.ackermann.dk	cdn.webflow.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms

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	2409680705
Primary NS (MNAME)	burt.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 02:07:28

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-06-30
Expires	2030-06-30 (1352d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

32ms

34ms

AAAA

38ms

TXT

196ms

CAA

32ms

HTTPS

41ms

TLSA

133ms

SOA

0ms

MTA-STS

64ms

DNSSEC

113ms

SRV

83ms

Total

1444ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-18 05:32:01	1885ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-06 04:38:56	1835ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-28 16:30:31	2059ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-21 08:34:56	11001ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-20 06:53:15	9710ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-17 09:53:19 shown	1444ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-02 01:24:25	1076ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 12:40:08	953ms	2 NS 2 A 5 MX	🔓 Insecure