75821900.dk DNS records

🖥️ Nameservers2 records 33ms

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 Records1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.221.38.123	60s	s1c8lb1.shopfactory.io	AS48854	team.blue Denmark A/S	185.221.36.0/22	🇩🇰 Denmark	—

📧 MX Records6 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c09::1a 2a00:1450:4010:c09::1a 64.233.165.26	lk-in-f26.1e100.net lk-in-x1a.1e100.net lg-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	mail.75821900.dk	142.251.142.238 2a00:1450:400f:807::200e 2a00:1450:400f:807::200e	lcarnb-ah-in-f14.1e100.net lcarnb-ah-in-x0e.1e100.net arn09s11-in-x0e.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	google.com → 142.251.142.238
🔶 Autoconfig	google.com → 142.251.142.238

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 144ms

TXT Record
v=spf1 include:spf.curanet.dk ?all

✉️ SPF

Policy	Record (75821900.dk)
?all (neutral)	v=spf1 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.75821900.dk	google.com
TXT	google.com	MS=E4A68B9AB2BB9670BCE15412F62916164C0B20BB
TXT	google.com	_r4rd1pvwyrpi7sw4a3hzmw8e51yh9td
TXT	google.com	apple-domain-verification=30afIBcvSuDV2PLX
TXT	google.com	docusign=05958488-4752-4ef2-95eb-aa7ba8a3bd0e
TXT	google.com	docusign=1b0a6754-49b1-4db5-8540-d2c12664b289
TXT	google.com	facebook-domain-verification=22rm551cu4k0ab0bxsw536tlds4h95
TXT	google.com	globalsign-smime-dv=CDYX+XFHUw2wml6/Gb8+59BsH31KzUr6c1l2BPvqKX8=
TXT	google.com	onetrust-domain-verification=0d477fe608074e6f9c12bca7826035cc
TXT	google.com	onetrust-domain-verification=6d685f1d41a94696ad7ef771f68993e0
TXT	google.com	work-accounts-domain-verification=Tcj6JjIMZOw2KsSEw2Nt2rLae89tN6

🔗 TLSA / DANE

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

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2023061501
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

33ms

A

39ms

MX

39ms

AAAA

50ms

TXT

144ms

CAA

39ms

HTTPS

43ms

TLSA

153ms

SOA

0ms

MTA-STS

57ms

DNSSEC

81ms

SRV

83ms

Total

1149ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 13:55:47	1149ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-07-02 00:24:55	1125ms	2 NS 1 A 6 MX	🔒 Secure	View
2026-06-16 13:15:40	867ms	2 NS 1 A 6 MX	🔒 Secure	View