byp.dk DNS records

🖥️ Nameservers2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
209.42.196.213	600s	cw105.codafgroup.com	AS63410	PrivateSystems Networks	209.42.192.0/18	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	byp-dk.l-v1.mx.microsoft	2a01:111:f403:ca04::9 2a01:111:f403:ca04::b 2a01:111:f403:ca09:: 2a01:111:f403:ca09::8 52.101.181.153 52.101.73.1 52.101.73.126 52.101.73.4	mail-db7pr03cu00601.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 40.104.116.8
🔶 Autoconfig	209.42.196.213

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 143ms

TXT Record
google-site-verification=o9czk4PtYedRcoS2a8zLsOIpXkJQ9bE0KgTgyH8_8aM
MS=ms28113121
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.byp.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email

📬 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 / DANE4 records 411ms

Service / Owner	Type	Cert association
SMTP _25._tcp.byp-dk.l-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.byp-dk.l-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.byp-dk.l-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.byp-dk.l-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…

🔐 DNSSEC83ms

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

🏷️ SOA0ms

Field	Value
Serial	2025112501
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

38ms

A

54ms

MX

47ms

AAAA

64ms

TXT

143ms

CAA

33ms

HTTPS

41ms

TLSA

411ms

SOA

0ms

MTA-STS

81ms

DNSSEC

83ms

SRV

65ms

Total

1166ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 07:20:56	1166ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 10:43:10	1158ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 11:08:15	3715ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-23 10:48:52	1144ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 18:25:51	868ms	2 NS 1 A 1 MX	🔒 Secure	View