boerthyschriver.dk

📜 Historical scan 2026-06-27 19:50:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

boerthyschriver.dk is a .dk domain served by 2 nameservers (dave.ns.cloudflare.com, michelle.ns.cloudflare.com). It was registered on 4 September 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.83.97 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by boerthyschriver-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 191ms

Nameserver	IP addresses	PTR	ASN / ISP
dave.ns.cloudflare.com	108.162.193.109 172.64.33.109 173.245.59.109 2606:4700:58::adf5:3b6d 2803:f800:50::6ca2:c16d 2a06:98c1:50::ac40:216d	dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
michelle.ns.cloudflare.com	108.162.192.201 172.64.32.201 173.245.58.201 2606:4700:50::adf5:3ac9 2803:f800:50::6ca2:c0c9 2a06:98c1:50::ac40:20c9	michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.ns.cloudflare.com michelle.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 175ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.83.97	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.221.80	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 196ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	boerthyschriver-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::6 2a01:111:f403:ca09::3 2a01:111:f403:ca09::7	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com

🔷 AAAA Records (IPv6)#

2 records 264ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:5361	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:dd50	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 186ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.83.97,172.67.221.80 ech=AEX+DQBB9QAgACCTNgWIXtzknE0vwn3cy3pqJv32D77Mz4agkcVqad9yfwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:5361,2606:4700:3035::ac43:dd50

🔌 SRV Records#

1 records 444ms

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

📝 TXT Records#

2 records 650ms

TXT Record
MS=ms55154003
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-11 10:11:37

www	104.21.83.97 172.67.221.80 2606:4700:3030::ac43:dd50 2606:4700:3032::6815:5361 (AS13335) (address records, no CNAME)
www vs bare domain	Same network boerthyschriver.dk: 104.21.83.97 172.67.221.80 2606:4700:3030::ac43:dd50 2606:4700:3032::6815:5361 (AS13335) www.boerthyschriver.dk: 104.21.83.97 172.67.221.80 2606:4700:3030::ac43:dd50 2606:4700:3032::6815:5361 (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-boerthyschriver-dk._domainkey.dominiadk.w-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-boerthyschriver-dk._domainkey.dominiadk.w-v1.dkim.mail.microsoft	RSA · ~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#

516ms

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

🏷️ SOA#

235ms

Field	Value
Serial	2405448869
Primary NS (MNAME)	dave.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 23:41:29

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-09-04
Expires	2027-09-30 (346d)

📋 WHOIS#

⏱️ Lookup Timing#

191ms

175ms

196ms

AAAA

264ms

TXT

650ms

CAA

175ms

HTTPS

186ms

TLSA

2080ms

SOA

235ms

MTA-STS

314ms

DNSSEC

516ms

SRV

444ms

Total

3847ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 05:02:17	840ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 01:33:49	1609ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-10 15:27:31	3887ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 23:01:49	1798ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-24 15:08:30	1598ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-22 06:44:15	8729ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-24 04:33:09	2429ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 19:50:18 shown	3847ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 15:48:54	3908ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 15:33:37	3918ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 15:30:15	661ms	2 NS 2 A 1 MX	🔓 Insecure