bythorlak.dk

Records from scan: 2026-10-22 16:14:16  ·  601ms total
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bythorlak.dk is a .dk domain served by 2 nameservers (mcgrory.ns.cloudflare.com, zariyah.ns.cloudflare.com). It was registered on 8 May 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.86.130 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   39ms
NameserverIP addressesPTRASN / ISP
mcgrory.ns.cloudflare.com 108.162.195.170
162.159.44.170
172.64.35.170
2606:4700:58::a29f:2caa
2803:f800:50::6ca2:c3aa
2a06:98c1:50::ac40:23aa		 mcgrory.ns.cloudflare.com
mcgrory.ns.cloudflare.com
mcgrory.ns.cloudflare.com
mcgrory.ns.cloudflare.com
mcgrory.ns.cloudflare.com
mcgrory.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
zariyah.ns.cloudflare.com 108.162.194.72
162.159.38.72
172.64.34.72
2606:4700:50::a29f:2648
2803:f800:50::6ca2:c248
2a06:98c1:50::ac40:2248		 zariyah.ns.cloudflare.com
zariyah.ns.cloudflare.com
zariyah.ns.cloudflare.com
zariyah.ns.cloudflare.com
zariyah.ns.cloudflare.com
zariyah.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   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.86.130 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.220.48 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.103.108
94.231.106.20		 mx.simply.com
mx.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.86.130
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records   44ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::6815:5682 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:dc30 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   40ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.86.130,172.67.220.48 ech=AEX+DQBB4gAgACAXvqRD5COJBuC+tXqRzzJEYYl+eOQ5wxHKxyh/rlqUQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5682,2606:4700:3035::ac43:dc30

📝 TXT Records#

1 records   195ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (bythorlak.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all

📨 DMARC#

PolicyRecord (_dmarc.bythorlak.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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#

checked 2026-10-22 16:14:16
www104.21.86.130 172.67.220.48 2606:4700:3033::6815:5682 2606:4700:3035::ac43:dc30 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.bythorlak.dk 1a6Hmyu_bN4aweQQgcCl3MMzY_QaQoeUjy2Q9R-lS9o
TXT _acme-challenge.bythorlak.dk WzNm6OMj13ZIyvWwm-ydfP9HEczYGEjfyFO5X9OivtE
TXT _acme-challenge.bythorlak.dk YMUEtY-tWCAiV04xYbwEWgBcHc3m8glbCQ5QqKITAvQ

🔗 TLSA / DANE#

2 records   72ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

71ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

40ms
FieldValue
Serial2418092069
Primary NS (MNAME)mcgrory.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 09:59:34
FieldValue
RegistrarSimply.com A/S
Registered2025-05-08
Expires2027-05-07 (195d)

🔗 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#

NS
39ms
A
42ms
MX
36ms
AAAA
44ms
TXT
195ms
CAA
40ms
HTTPS
40ms
TLSA
72ms
SOA
40ms
MTA-STS
53ms
DNSSEC
71ms
SRV
70ms
Total
601ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 16:14:16 shown 601ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-21 12:33:19 637ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-18 17:00:59 582ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-25 14:17:29 1807ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-23 13:23:56 3047ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-21 12:42:04 1060ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-20 11:55:25 7080ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-18 03:53:50 4500ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-15 17:04:07 1124ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-14 01:13:08 3004ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-26 03:53:36 751ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 18:37:49 1681ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 18:30:27 474ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone