gisb.dk DNS records

🖥️ Nameservers4 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-02.azure-dns.com	13.107.236.2 2603:1061:0:700::2	ns1-02.azure-dns.com ns1-02.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-02.azure-dns.net	150.171.21.2 2620:1ec:8ec:700::2	ns2-02.azure-dns.net ns2-02.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-02.azure-dns.org	204.14.183.2 2a01:111:4000:700::2	ns3-02.azure-dns.org ns3-02.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-02.azure-dns.info	208.84.5.2 2620:1ec:bda:700::2	ns4-02.azure-dns.info ns4-02.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
147.29.90.9	300s	—	AS29156	DXC Technology Danmark A/S	147.29.0.0/17	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	gisb-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::4 2a01:111:f403:ca09::3 2a01:111:f403:ca09::c 52.101.68.15 52.101.68.3 52.101.68.5 52.101.73.26	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 53ms

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

📝 TXT Records1 records 191ms

TXT Record
v=spf1 ip4:80.160.91.226 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (gisb.dk)
-all (hard fail)	v=spf1 ip4:80.160.91.226 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

🔗 TLSA / DANE

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

🔐 DNSSEC84ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA39ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-02.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

38ms

MX

34ms

AAAA

46ms

TXT

191ms

CAA

37ms

HTTPS

37ms

TLSA

128ms

SOA

39ms

MTA-STS

52ms

DNSSEC

84ms

SRV

53ms

Total

968ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-30 05:00:55	968ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 09:26:09	912ms	4 NS 1 A 1 MX	🔓 Insecure	View