holbergteatret.dk DNS records

🖥️ Nameservers3 records 69ms

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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
92.241.201.76	3600s	—	AS3342	Cibicom A/S	92.241.192.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	92.241.201.76
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 68ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records1 records 178ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.holbergteatret.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.holbergteatret.dk	K-3gkFyXxBYGWvRHO5NWb7BRSAMBYeykSl8rVVYYG9I
TXT	_acme-challenge.holbergteatret.dk	gvouvDY3KtJabsUS5ZZAXVO9fkvANoEG3m9sUvFMEvo

🔗 TLSA / DANE2 records 285ms

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

🔐 DNSSEC9088ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026072900
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

69ms

A

46ms

MX

46ms

AAAA

45ms

TXT

178ms

CAA

48ms

HTTPS

43ms

TLSA

285ms

SOA

0ms

MTA-STS

53ms

DNSSEC

9088ms

SRV

68ms

Total

9741ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 03:26:05	9741ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-08-01 03:12:03	8795ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 09:37:24	2769ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 11:28:19	1384ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 20:18:48	899ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 20:56:02	933ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 09:32:20	831ms	3 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 13:18:32	280ms	0 NS 0 A 0 MX	❓ Unknown	View