oesterbroteater.dk

📜 Historical scan 2026-09-27 07:47:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

oesterbroteater.dk is a .dk domain served by 2 nameservers (leland.ns.cloudflare.com, norah.ns.cloudflare.com). It was registered on 4 June 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.17.163 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by oesterbroteater-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

2 records 47ms

Nameserver	IP addresses	PTR	ASN / ISP
leland.ns.cloudflare.com	108.162.195.8 162.159.44.8 172.64.35.8 2606:4700:58::a29f:2c08 2803:f800:50::6ca2:c308 2a06:98c1:50::ac40:2308	leland.ns.cloudflare.com leland.ns.cloudflare.com leland.ns.cloudflare.com leland.ns.cloudflare.com leland.ns.cloudflare.com leland.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
norah.ns.cloudflare.com	108.162.194.70 162.159.38.70 172.64.34.70 2606:4700:50::a29f:2646 2803:f800:50::6ca2:c246 2a06:98c1:50::ac40:2246	norah.ns.cloudflare.com norah.ns.cloudflare.com norah.ns.cloudflare.com norah.ns.cloudflare.com norah.ns.cloudflare.com norah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.17.163	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.177.170	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	oesterbroteater-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::d 2a01:111:f403:ca21::c 2a01:111:f403:ca48::10 52.101.68.15 52.101.68.27 52.101.73.126 52.101.91.159	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00207.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 44ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:11a3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:b1aa	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 40ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.17.163,172.67.177.170 ech=AEX+DQBBpwAgACBhkiwnEEaKWIEjAn34rfP5yxZ9E532o/znEAHjURHoOAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:11a3,2606:4700:3031::ac43:b1aa

🔌 SRV Records#

1 records 73ms

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

📝 TXT Records#

1 records 191ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.oesterbroteater.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:d765ee458c18866@rep.dmarcanalyzer.com; ruf=mailto:d765ee458c18866@for.dmarcanalyzer.com; fo=1;

📬 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 2026-10-10 16:39:09

www	104.21.17.163 172.67.177.170 2606:4700:3030::6815:11a3 2606:4700:3031::ac43:b1aa (AS13335) (address records, no CNAME)
www vs bare domain	Same network oesterbroteater.dk: 104.21.17.163 172.67.177.170 2606:4700:3030::6815:11a3 2606:4700:3031::ac43:b1aa (AS13335) www.oesterbroteater.dk: 104.21.17.163 172.67.177.170 2606:4700:3030::6815:11a3 2606:4700:3031::ac43:b1aa (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-oesterbroteater-dk._domainkey.oesterbroteater.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-oesterbroteater-dk._domainkey.oesterbroteater.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2044ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415401083
Primary NS (MNAME)	leland.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 17:14:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-06-04
Expires	2027-06-30 (246d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

48ms

38ms

AAAA

44ms

TXT

191ms

CAA

31ms

HTTPS

40ms

TLSA

343ms

SOA

0ms

MTA-STS

66ms

DNSSEC

2044ms

SRV

73ms

Total

2821ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 16:39:09	1456ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 07:47:41 shown	2821ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 12:51:38	1058ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-16 21:51:10	1590ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-13 03:08:11	5788ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-23 19:14:26	9178ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 06:12:30	6524ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-22 11:24:47	1148ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:50:43	2843ms	2 NS 2 A 1 MX	🔓 Insecure