friisbjorn.dk DNS records

🖥️ Nameservers4 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1235.awsdns-26.org	205.251.196.211 2600:9000:5304:d300::1	ns-1235.awsdns-26.org ns-1235.awsdns-26.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1713.awsdns-22.co.uk	205.251.198.177 2600:9000:5306:b100::1	ns-1713.awsdns-22.co.uk ns-1713.awsdns-22.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-199.awsdns-24.com	205.251.192.199 2600:9000:5300:c700::1	ns-199.awsdns-24.com ns-199.awsdns-24.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-834.awsdns-40.net	205.251.195.66 2600:9000:5303:4200::1	ns-834.awsdns-40.net ns-834.awsdns-40.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	friisbjorn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::7 52.101.103.140 52.101.68.29 52.101.73.123 52.101.73.19	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as8pr04cu00803.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 257ms

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

✉️ SPF

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

🔗 TLSA / DANE

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

🔐 DNSSEC127ms

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

🏷️ SOA0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1235.awsdns-26.org
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

48ms

MX

68ms

AAAA

712ms

TXT

257ms

CAA

64ms

HTTPS

44ms

TLSA

371ms

SOA

0ms

MTA-STS

81ms

DNSSEC

127ms

SRV

79ms

Total

4299ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 00:34:37	4299ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-07-02 23:52:21	12687ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 10:33:26	1648ms	4 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 10:26:56	1228ms	4 NS 0 A 1 MX	🔓 Insecure	View