gbas.dk

📜 Historical scan 2026-06-25 10:28:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gbas.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.155.240 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by gbas-dk.mail.protection.outlook.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#

2 records 170ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 163ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.240	300s	forward.dnsfactory.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 149ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	gbas-dk.mail.protection.outlook.com	2a01:111:f403:ca09::3 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 2a01:111:f403:ca09::e 52.101.68.0 52.101.68.21 52.101.73.16 52.101.73.30	mail-am6pr04cu00303.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 52.98.149.152
🔶 Autoconfig	93.191.155.240

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 209ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

5 records 308ms

TXT Record
7y5gj4rkmc2dgr9b32ygn8dyhmkh1qbf
apple-domain-verification=MyMb0j1TBdvR7059
MS=ms86476861
njht8u170dakk2nlit5dagsko3
v=spf1 ip4:87.54.59.43 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (gbas.dk)
-all (hard fail)	v=spf1 ip4:87.54.59.43 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.gbas.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:kw4mtjma@ag.eu.dmarcian.com; ruf=mailto:kw4mtjma@fr.eu.dmarcian.com; fo=1;

📬 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 12:26:17

www	93.191.155.240 (AS48854) (address records, no CNAME)
www vs bare domain	Same network gbas.dk: 93.191.155.240 (AS48854) www.gbas.dk: 93.191.155.240 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-gbas-dk._domainkey.gbas.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-gbas-dk._domainkey.gbas.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

220ms

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

🏷️ SOA#

155ms

Field	Value
Serial	2024041501
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

170ms

163ms

149ms

AAAA

164ms

TXT

308ms

CAA

158ms

HTTPS

155ms

TLSA

234ms

SOA

155ms

MTA-STS

137ms

DNSSEC

220ms

SRV

209ms

Total

1117ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 08:14:57	778ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 20:57:07	1329ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 10:11:35	1160ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-04 00:16:46	1582ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 10:28:17 shown	1117ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 07:33:36	1158ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 09:33:52	1830ms	2 NS 1 A 1 MX	🔒 Secure