oberdieck.dk

📜 Historical scan 2026-06-19 13:21:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

oberdieck.dk is a .dk domain served by 4 nameservers (ns-1361.awsdns-42.org, ns-1707.awsdns-21.co.uk, ns-411.awsdns-51.com and 1 more). It was registered on 8 August 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.199.108.153 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed but currently fails validation, 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#

4 records 58ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1361.awsdns-42.org	205.251.197.81 2600:9000:5305:5100::1	ns-1361.awsdns-42.org ns-1361.awsdns-42.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1707.awsdns-21.co.uk	205.251.198.171 2600:9000:5306:ab00::1	ns-1707.awsdns-21.co.uk ns-1707.awsdns-21.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-411.awsdns-51.com	205.251.193.155 2600:9000:5301:9b00::1	ns-411.awsdns-51.com ns-411.awsdns-51.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-998.awsdns-60.net	205.251.195.230 2600:9000:5303:e600::1	ns-998.awsdns-60.net ns-998.awsdns-60.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

4 records 65ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.199.108.153	600s	cdn-185-199-108-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.109.153	600s	cdn-185-199-109-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.110.153	600s	cdn-185-199-110-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.111.153	600s	cdn-185-199-111-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—

📧 MX Records#

2 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	600s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

4 records 44ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:50c0:8000::153	600s	—	AS54113	Fastly, Inc.	2606:50c0:8000:0:0:0:0:0/46	🇺🇸 United States	—
2606:50c0:8001::153	600s	—	AS54113	Fastly, Inc.	2606:50c0:8000:0:0:0:0:0/46	🇺🇸 United States	—
2606:50c0:8002::153	600s	—	AS54113	Fastly, Inc.	2606:50c0:8000:0:0:0:0:0/46	🇺🇸 United States	—
2606:50c0:8003::153	600s	—	AS54113	Fastly, Inc.	2606:50c0:8000:0:0:0:0:0/46	🇺🇸 United States	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 277ms

TXT Record
protonmail-verification=627e8653e63f543e0cce1e96deb92f96e6b85fe2
v=spf1 include:_spf.protonmail.ch mx ~all

✉️ SPF#

Policy	Record (oberdieck.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch mx ~all

📨 DMARC#

Policy	Record (_dmarc.oberdieck.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 2026-10-07 18:42:35

www CNAME	richardoberdieck.github.io (all on github.io) → 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 2606:50c0:8000::153 2606:50c0:8001::153 2606:50c0:8002::153 2606:50c0:8003::153 (AS54113)
www vs bare domain	Same network oberdieck.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.oberdieck.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 143ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC#

83ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'oberdieck.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

80ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-998.awsdns-60.net
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-06 13:58:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-08-08
Expires	2027-08-31 (310d)

📋 WHOIS#

⏱️ Lookup Timing#

58ms

65ms

39ms

AAAA

44ms

TXT

277ms

CAA

53ms

HTTPS

90ms

TLSA

143ms

SOA

80ms

MTA-STS

57ms

DNSSEC

83ms

SRV

94ms

Total

1443ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-07-01 04:52:29	1146ms	4 NS 4 A 2 MX	🔓 Insecure
2026-06-19 13:21:11 shown	1443ms	4 NS 4 A 2 MX	⚠️ Bogus
2026-06-17 16:30:42	1568ms	4 NS 4 A 2 MX	🔓 Insecure