teatercentrum.dk

📜 Historical scan 2026-07-22 14:17:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

teatercentrum.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.217.249 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by teatercentrum-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 65ms

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 Records#

1 records 104ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.217.249	3600s	vps.simpledigital.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	teatercentrum-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::4 2a01:111:f403:ca09::3 2a01:111:f403:ca09::8 52.101.68.0 52.101.68.18 52.101.68.3 52.101.73.2	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db7pr03cu00403.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 → 40.104.62.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 8050ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 193ms

TXT Record
brevo-code:fdff158d587c46235a3696be0cc21839
v=spf1 include:spf.protection.outlook.com include:itide.dk ~all

✉️ SPF#

Policy	Record (teatercentrum.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:itide.dk ~all

📨 DMARC#

Policy	Record (_dmarc.teatercentrum.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@tektrold.dk;

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 19:08:34

www	193.200.90.102 (AS62121) (address records, no CNAME)
www vs bare domain	Same network teatercentrum.dk: 193.200.90.102 (AS62121) www.teatercentrum.dk: 193.200.90.102 (AS62121)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 2048 bit
selector1	selector1-teatercentrum-dk._domainkey.teatercentrum.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

155ms

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

🏷️ SOA#

65ms

Field	Value
Serial	2026041702
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-16 21:59:45

Field	Value
Registrar	Simply.com A/S
Registered	1998-02-16
Expires	2027-03-31 (165d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

65ms

104ms

64ms

AAAA

63ms

TXT

193ms

CAA

66ms

HTTPS

114ms

TLSA

311ms

SOA

65ms

MTA-STS

65ms

DNSSEC

155ms

SRV

8050ms

Total

25634ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 19:08:34	1307ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-03 07:50:55	1730ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 07:24:35	1182ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-25 04:56:43	1162ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-17 07:02:37	1549ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-28 06:36:12	949ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-13 02:39:43	1587ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-22 14:17:43 shown	25634ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 11:49:00	988ms	3 NS 1 A 1 MX	🔓 Insecure