pheiffer.dk DNS records

🖥️ Nameservers2 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
donald.ns.cloudflare.com	108.162.193.158 172.64.33.158 173.245.59.158 2606:4700:58::adf5:3b9e 2803:f800:50::6ca2:c19e 2a06:98c1:50::ac40:219e	donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com donald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ines.ns.cloudflare.com	108.162.192.164 172.64.32.164 173.245.58.164 2606:4700:50::adf5:3aa4 2803:f800:50::6ca2:c0a4 2a06:98c1:50::ac40:20a4	ines.ns.cloudflare.com ines.ns.cloudflare.com ines.ns.cloudflare.com ines.ns.cloudflare.com ines.ns.cloudflare.com ines.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	pheiffer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::b 2a01:111:f403:ca09::3 2a01:111:f403:ca09::c 52.101.68.3 52.101.68.39 52.101.73.1 52.101.73.8	mail-db5pr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 273ms

TXT Record
MS=ms61486740
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (pheiffer.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.pheiffer.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:89dded2aab1340219eae2da9bfa0a69f@dmarc-reports.cloudflare.net

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC104ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA40ms

Field	Value
Serial	2404995138
Primary NS (MNAME)	donald.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

59ms

A

47ms

MX

61ms

AAAA

44ms

TXT

273ms

CAA

47ms

HTTPS

55ms

TLSA

320ms

SOA

40ms

MTA-STS

64ms

DNSSEC

104ms

SRV

0ms

Total

2075ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 15:24:59	10294ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-30 10:08:43	2311ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-28 21:38:10	1528ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-27 18:37:36	869ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-22 04:01:20	1469ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 14:44:54	2075ms	2 NS 0 A 1 MX	🔓 Insecure	View