holmexec.dk DNS records

🖥️ Nameservers3 records 144ms

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

🌍 A Records1 records 264ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.201	—	linux309.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records2 records 165ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	holmexec-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca09::6 52.101.68.10 52.101.68.25 52.101.68.3 52.101.68.39	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.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
10	—	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 362ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.holmexec.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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 / DANE2 records 495ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC351ms

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

🏷️ SOA159ms

Field	Value
Serial	2025042300
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

144ms

A

264ms

MX

165ms

AAAA

137ms

TXT

362ms

CAA

132ms

HTTPS

178ms

TLSA

495ms

SOA

159ms

MTA-STS

156ms

DNSSEC

351ms

SRV

0ms

Total

3011ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-02 10:06:06	3356ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 00:07:04	1094ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 12:14:58	656ms	3 NS 1 A 2 MX	⚠️ Bogus	View
2026-06-17 13:14:05	3011ms	3 NS 1 A 2 MX	🔒 Secure	View