bytestack.dk

📜 Historical scan 2026-07-01 23:32:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bytestack.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 19 August 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by ASPMX.L.GOOGLE.com, ALT1.ASPMX.L.GOOGLE.com and 3 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

5 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	ASPMX.L.GOOGLE.com	2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 64.233.161.27	lh-in-x1b.1e100.net lh-in-f27.1e100.net lh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	ALT1.ASPMX.L.GOOGLE.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	ALT2.ASPMX.L.GOOGLE.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	ALT3.ASPMX.L.GOOGLE.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	ALT4.ASPMX.L.GOOGLE.com	192.178.230.26 2404:6800:400b:c01b::1b	yunrtab-in-f26.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-12 17:43:55

www CNAME	bytestackdk.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 bytestack.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.bytestack.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

165ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

36ms

Field	Value
Serial	2020072990
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-01 08:28:35

Field	Value
Registrar	Simply.com A/S
Registered	2016-08-19
Expires	2027-08-31 (316d)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

51ms

47ms

AAAA

47ms

TXT

161ms

CAA

48ms

HTTPS

41ms

TLSA

40ms

SOA

36ms

MTA-STS

58ms

DNSSEC

165ms

SRV

50ms

Total

750ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 17:43:55	492ms	4 NS 4 A 5 MX	🔒 Secure
2026-10-09 10:24:12	962ms	4 NS 4 A 5 MX	🔒 Secure
2026-10-01 08:15:25	1042ms	4 NS 4 A 5 MX	🔒 Secure
2026-09-23 03:23:22	1203ms	4 NS 4 A 5 MX	🔒 Secure
2026-09-02 12:30:12	729ms	4 NS 0 A 5 MX	🔒 Secure
2026-07-01 23:32:09 shown	750ms	4 NS 0 A 5 MX	🔒 Secure
2026-06-16 18:48:14	1843ms	4 NS 0 A 5 MX	🔒 Secure
2026-06-16 18:30:45	612ms	4 NS 0 A 5 MX	🔒 Secure