gauerslund-fjernvarme.dk DNS records

🖥️ Nameservers2 records 38ms

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 Records2 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.50.64.13	3600s	—	AS8075	Microsoft Corporation	20.48.0.0/12	🇮🇪 Ireland	Dublin
93.191.155.240	3600s	forward.dnsfactory.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	gauerslundfjernvarme-dk02e.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09:: 2a01:111:f403:ca09::26 2a01:111:f403:ca48::c 52.101.103.39 52.101.209.28 52.101.73.15 52.101.73.16	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.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

📝 TXT Records5 records 131ms

TXT Record
_globalsign-domain-verification=Bkbc7xhrKDW1oJJ5Xv1rT_ea50FEBhPNRm9QdkOMqL
_globalsign-domain-verification=hRlsLM4hH65Wr8FOA79bCkQ_fUayroqvxJIjl6dt6c
CcaBKNfGmnDTT0JmWLEJrWNgLbvxcB7cB+2TGyz9phA
MS=ms84856645
v=spf1 include:spf.protection.outlook.com ip4:128.76.140.26 ip4:94.231.109.48 include:spf.curanet.dk -all

✉️ SPF

Policy	Record (gauerslund-fjernvarme.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:128.76.140.26 ip4:94.231.109.48 include:spf.curanet.dk -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)

🔐 DNSSEC82ms

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

🏷️ SOA0ms

Field	Value
Serial	2026041302
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

38ms

A

42ms

MX

46ms

AAAA

56ms

TXT

131ms

CAA

34ms

HTTPS

52ms

TLSA

397ms

SOA

0ms

MTA-STS

55ms

DNSSEC

82ms

SRV

101ms

Total

956ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 16:34:09	956ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-20 18:21:43	1067ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-17 10:28:46	1133ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-17 10:25:52	1388ms	2 NS 2 A 1 MX	🔒 Secure	View