gundermann-flyt.dk DNS records

🖥️ Nameservers3 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.hostonline.dk	217.195.185.243 2a02:188:6004:14::10	ns4.hostonline.dk ns4.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns5.hostonline.dk	217.195.185.244 2a02:188:6004:14::11	ns5.hostonline.dk ns5.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns6.hostonline.dk	85.191.126.85	ns6.hostonline.dk	AS204274 AURA Fiber A/S

🌍 A Records1 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.195.185.219	3600s	webhotel11.hostonline.dk	AS31027	GlobalConnect A/S	217.195.176.0/20	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 76ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	gundermannflyt-dk02e.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 2a01:111:f403:ca09::d 52.101.68.12 52.101.68.39 52.101.73.26 52.101.73.28	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 81ms

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

📝 TXT Records1 records 318ms

TXT Record
v=spf1 mx a ip4:80.63.78.154 include:_spf.hostonline.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (gundermann-flyt.dk)
-all (hard fail)	v=spf1 mx a ip4:80.63.78.154 include:_spf.hostonline.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.gundermann-flyt.dk)
p=reject	v=DMARC1; p=reject; aspf=r;

📬 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)

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082102
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostmaster@hostonline.dk
Refresh	86400s
Retry	7200s
Expire	3600000s
Minimum (neg-cache TTL)	172800s

📋 RegistrationWHOIS fetched 2026-07-22 06:24:58

Field	Value
Registrar	TS COMPUTER ApS
Registered	2003-03-25
Expires	2027-03-31 (209d)

📋 WHOIS

⏱️ Lookup Timing

NS

48ms

A

48ms

MX

76ms

AAAA

73ms

TXT

318ms

CAA

70ms

HTTPS

66ms

TLSA

821ms

SOA

0ms

MTA-STS

72ms

DNSSEC

95ms

SRV

81ms

Total

2141ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 15:12:01	1367ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 13:08:51	10231ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 23:44:44	2141ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 04:29:48	2385ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 08:44:53	10871ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 08:07:54	2024ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 12:16:01	1512ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 06:23:56	11509ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 21:36:06	4618ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 05:48:30	10074ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 14:14:03	1286ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 19:11:30	6363ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 19:37:27	799ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 02:10:01	774ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 16:30:36	673ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:36:55	1562ms	3 NS 1 A 1 MX	🔒 Secure	View