holmsoe.dk DNS records

🖥️ Nameservers4 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.97.141.188	600s	web19.curanet.dk	AS48854	team.blue Denmark A/S	212.97.140.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	holmsoe-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::2 2a01:111:f403:ca09::6 2a01:111:f403:ca09::b 52.101.68.15 52.101.68.21 52.101.73.145 52.101.73.2	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as9pr07cu00302.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 154ms

TXT Record
brevo-code:9d40d577ff58a1271b083fc40daa614a
google-site-verification=tnhKf5bOMtB20jtPToNNb7fAJiFuEwUDaio1v0ScZDk
v=spf1 ip4:85.81.166.74 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (holmsoe.dk)
-all (hard fail)	v=spf1 ip4:85.81.166.74 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.holmsoe.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com

📬 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)

🔐 DNSSEC76ms

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

🏷️ SOA0ms

Field	Value
Serial	2025121801
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

42ms

A

49ms

MX

47ms

AAAA

46ms

TXT

154ms

CAA

51ms

HTTPS

44ms

TLSA

597ms

SOA

0ms

MTA-STS

69ms

DNSSEC

76ms

SRV

58ms

Total

1282ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 21:32:23	1282ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 15:57:29	993ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 13:30:22	2964ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 04:40:08	2573ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:59:59	2949ms	4 NS 1 A 1 MX	⚠️ Bogus	View