pfeiffer.dk

📜 Historical scan 2026-10-15 21:52:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

pfeiffer.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 September 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 86.48.90.38 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 2 more. The zone is DNSSEC-signed and validates, has no 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 535ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 459ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
86.48.90.38	43200s	—	AS47292	Sentia Denmark A/S	86.48.80.0/20	🇩🇰 Denmark	Skovlunde

📧 MX Records#

4 records 417ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	142.250.147.26 2a00:1450:4025:c01::1a	rd-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	pfeiffer.dk → 86.48.90.38
🔶 Autoconfig	pfeiffer.dk → 86.48.90.38

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 737ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (pfeiffer.dk)
~all (soft fail)	v=spf1 include:_spf.google.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-16 23:08:52

www CNAME	pfeiffer.dk (all on pfeiffer.dk) → 86.48.90.38 (AS47292)
www vs bare domain	Same network pfeiffer.dk: 86.48.90.38 (AS47292) www.pfeiffer.dk: 86.48.90.38 (AS47292)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.pfeiffer.dk	pfeiffer.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

646ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

68ms

Field	Value
Serial	2026101501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-16 23:18:49

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-09-27
Expires	2027-09-30 (346d)

📋 WHOIS#

⏱️ Lookup Timing#

535ms

459ms

417ms

AAAA

452ms

TXT

737ms

CAA

429ms

HTTPS

500ms

TLSA

1146ms

SOA

68ms

MTA-STS

531ms

DNSSEC

646ms

SRV

575ms

Total

2891ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 23:08:52	1195ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-15 21:52:57 shown	2891ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-23 20:43:22	4684ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-23 18:36:26	2448ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-26 22:32:56	872ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-18 06:42:51	934ms	2 NS 1 A 4 MX	🔒 Secure