theodorstenz.dk

📜 Historical scan 2026-10-21 17:24:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

theodorstenz.dk is a .dk domain served by 4 nameservers (dns1.p02.nsone.net, dns2.p02.nsone.net, dns3.p02.nsone.net and 1 more). It was registered on 21 July 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 35.157.26.135 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by mx1.improvmx.com, mx2.improvmx.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#

4 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
dns1.p02.nsone.net	198.51.44.2 2620:4d:4000:6259:7:2:0:1	dns1.p02.nsone.net dns1.p02.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns2.p02.nsone.net	198.51.45.2 2a00:edc0:6259:7:2::2	dns2.p02.nsone.net dns2.p02.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns3.p02.nsone.net	198.51.44.66 2620:4d:4000:6259:7:2:0:3	dns3.p02.nsone.net dns3.p02.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc
dns4.p02.nsone.net	198.51.45.66 2a00:edc0:6259:7:2::4	dns4.p02.nsone.net dns4.p02.nsone.net	AS62597 NSONE Inc AS62597 NSONE Inc

🌍 A Records#

2 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
35.157.26.135	120s	ec2-35-157-26-135.eu-central-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	35.156.0.0/14	🇩🇪 Germany	Frankfurt am Main
63.176.8.218	120s	ec2-63-176-8-218.eu-central-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	63.176.0.0/12	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

2 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.improvmx.com	13.37.195.136 15.236.236.160 2a05:d012:412:e201:88aa:e7b9:7a43:12d7 2a05:d012:412:e202:f36:2c1f:1a49:d38a 2a05:d012:412:e203:373a:f51a:4a85:1d25 35.181.18.45	ec2-13-37-195-136.eu-west-3.compute.amazonaws.com ec2-15-236-236-160.eu-west-3.compute.amazonaws.com — — — ec2-35-181-18-45.eu-west-3.compute.amazonaws.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	3600s	mx2.improvmx.com	13.36.107.63 13.36.222.39 15.236.61.92 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678 2a05:d012:412:e202:e81e:cc44:3b53:8a3d 2a05:d012:412:e203:7e33:3d9c:28d7:ee20	ec2-13-36-107-63.eu-west-3.compute.amazonaws.com ec2-13-36-222-39.eu-west-3.compute.amazonaws.com ec2-15-236-61-92.eu-west-3.compute.amazonaws.com — — —	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🔷 AAAA Records (IPv6)#

2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a05:d014:58f:6200::258	311s	—	AS16509	Amazon.com, Inc.	2a05:d000:0:0:0:0:0:0/25	🇩🇪 Germany	Frankfurt am Main
2a05:d014:58f:6200::259	311s	—	AS16509	Amazon.com, Inc.	2a05:d000:0:0:0:0:0:0/25	🇩🇪 Germany	Frankfurt am Main

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 223ms

TXT Record
v=spf1 include:spf.improvmx.com ~all

✉️ SPF#

Policy	Record (theodorstenz.dk)
~all (soft fail)	v=spf1 include:spf.improvmx.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 2026-10-24 03:53:04

www	35.157.26.135 63.176.8.218 2a05:d014:58f:6200::258 2a05:d014:58f:6200::259 (AS16509) (address records, no CNAME)
www vs bare domain	Same network theodorstenz.dk: 35.157.26.135 63.176.8.218 2a05:d014:58f:6200::258 2a05:d014:58f:6200::259 (AS16509) www.theodorstenz.dk: 35.157.26.135 63.176.8.218 2a05:d014:58f:6200::258 2a05:d014:58f:6200::259 (AS16509)
Wildcard	No

🔎 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#

125ms

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

🏷️ SOA#

60ms

Field	Value
Serial	1690650301
Primary NS (MNAME)	dns1.p01.nsone.net
Responsible (RNAME)	domains+netlify@netlify.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-08 12:44:42

Field	Value
Registrar	DANDOMAIN A/S
Registered	2021-07-21
Expires	2027-07-31 (276d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

37ms

44ms

AAAA

45ms

TXT

223ms

CAA

40ms

HTTPS

36ms

TLSA

168ms

SOA

60ms

MTA-STS

70ms

DNSSEC

125ms

SRV

68ms

Total

988ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 03:53:04	2011ms	4 NS 2 A 2 MX	🔓 Insecure
2026-10-21 17:24:59 shown	988ms	4 NS 2 A 2 MX	🔓 Insecure
2026-09-29 18:34:31	862ms	4 NS 2 A 2 MX	🔓 Insecure
2026-09-27 22:48:23	930ms	4 NS 2 A 2 MX	🔓 Insecure
2026-09-08 12:52:09	10145ms	4 NS 2 A 2 MX	🔓 Insecure
2026-06-17 20:51:29	1079ms	4 NS 2 A 2 MX	🔓 Insecure