gensa.dk

📜 Historical scan 2026-06-18 22:39:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gensa.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 29 December 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by gensa-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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#

2 records 105ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 95ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.235	3600s	webcluster2.webpod18-cph3.g1i.one	AS51468	—	—	—	—

📧 MX Records#

1 records 112ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	gensa-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.253.56

🔷 AAAA Records (IPv6)#

1 records 122ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:108:805c:1f27:761b:5a2c	3600s	—	AS51468	—	—	—	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 242ms

TXT Record
MS=ms15268361
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (gensa.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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 2026-10-15 01:41:45

www	46.30.215.235 2a02:2350:5:108:805c:1f27:761b:5a2c (AS51468) (address records, no CNAME)
www vs bare domain	Same network gensa.dk: 46.30.215.235 2a02:2350:5:108:805c:1f27:761b:5a2c (AS51468) www.gensa.dk: 46.30.215.235 2a02:2350:5:108:805c:1f27:761b:5a2c (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

164ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026061701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-15 01:50:29

Field	Value
Registrar	ONE.COM A/S
Registered	2025-12-29
Expires	2026-12-28 (70d)

📋 WHOIS#

⏱️ Lookup Timing#

105ms

95ms

112ms

AAAA

122ms

TXT

242ms

CAA

122ms

HTTPS

89ms

TLSA

474ms

SOA

0ms

MTA-STS

133ms

DNSSEC

164ms

SRV

129ms

Total

1426ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 01:41:45	2749ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 05:23:33	1181ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-08 20:11:36	1456ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 12:21:49	1607ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 15:42:43	4320ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-06 06:45:41	1628ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-04 12:06:48	4586ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 16:32:24	1270ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 21:58:31	652ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 22:39:56 shown	1426ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 09:17:43	3312ms	2 NS 1 A 1 MX	🔒 Secure