sustinu.dk

📜 Historical scan 2026-06-23 18:12:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sustinu.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 24 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.99.217.192 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by smtp.google.com. The zone is DNSSEC-signed and validates, publishes a 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#

3 records 42ms

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

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.99.217.192	3600s	static.192.217.99.91.clients.your-server.de	AS24940	Hetzner Online GmbH	91.98.0.0/15	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b 2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1b 2a00:1450:4010:c05::1b 2a00:1450:4010:c1e::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net lh-in-x1b.1e100.net lh-in-f27.1e100.net li-in-x1a.1e100.net li-in-f26.1e100.net li-in-f27.1e100.net li-in-x1b.1e100.net lb-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	91.99.217.192
🔶 Autoconfig	91.99.217.192

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 281ms

TXT Record
brevo-code:6c1b6adabece880dc17d33303738f824
google-gws-recovery-domain-verification=62589947
google-site-verification=iceeP_EhuOc4QXOdkdxmQZKAf5AqS4jeFEr1c38E1eA
google-site-verification=x1AbjgMnKEQ_JmzZg1rRv_5rqxAKerMvepYlRP_xkeM

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.sustinu.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.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#

latest probe, not this scan · checked 2026-10-13 08:10:08

www CNAME	sustinu.dk (all on sustinu.dk) → 91.99.217.192 (AS24940)
www vs bare domain	Same network sustinu.dk: 91.99.217.192 (AS24940) www.sustinu.dk: 91.99.217.192 (AS24940)
Wildcard	Yes: any name under the zone resolves
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#

152ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

86ms

Field	Value
Serial	2025083004
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 2026-10-03 23:14:49

Field	Value
Registrar	Simply.com A/S
Registered	2025-08-24
Expires	2027-08-23 (305d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

41ms

43ms

AAAA

41ms

TXT

281ms

CAA

64ms

HTTPS

40ms

TLSA

157ms

SOA

86ms

MTA-STS

44ms

DNSSEC

152ms

SRV

197ms

Total

832ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 08:10:08	769ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 22:33:47	541ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-05 08:51:23	1112ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-23 18:12:48 shown	832ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:54:37	3019ms	3 NS 1 A 1 MX	🔒 Secure