slbs.dk DNS records

🖥️ Nameservers2 records 79ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.desec.io	2607:f740:e633:deec::2 45.54.76.1	ns1.desec.io ns1.desec.io	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
ns2.desec.org	157.53.224.1 2607:f740:e00a:deec::2	ns2.desec.org ns2.desec.org	AS36217 NetActuate, Inc AS36217 NetActuate, Inc

🌍 A Records1 records 87ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.104.248.218	3600s	87-104-248-218.static.kviknet.net	AS204151	EWII Bredbaand A/S	87.104.240.0/20	🇩🇰 Denmark	Fredericia

📧 MX Records8 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx1.googlemail.com	—	—	—
10	3600s	aspmx2.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx3.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx4.googlemail.com	192.178.211.27 2404:6800:4000:1025::1a	lcbomp-in-f27.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx5.googlemail.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	87.104.248.218
🔶 Autoconfig	87.104.248.218

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 379ms

TXT Record
Problems - contact hostmaster@slbs.dk
v=spf1 a include:_spf.google.com -all

✉️ SPF

Policy	Record (slbs.dk)
-all (hard fail)	v=spf1 a include:_spf.google.com -all

📨 DMARC

Policy	Record (_dmarc.slbs.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:dmarc+a@slbs.dk; ruf=mailto:dmarc+f@slbs.dk;

📬 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
TXT	_acme-challenge.slbs.dk	0PzXZL0YduJwzZBNcJ15gj8a-Qvn9Pm_OL8apervhsc
TXT	_acme-challenge.slbs.dk	o9kieC779lcL92XmKkOy7hq2qgR0JEHC7TIk1QLJDSA
TXT	_acme-challenge.slbs.dk	r_mJuf0qYZJGP0uX-vJCjRDrjMs7xZQ-BCID3I0s52w

🔗 TLSA / DANE

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

🔐 DNSSEC205ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083864
Primary NS (MNAME)	get.desec.io
Responsible (RNAME)	get@desec.io
Refresh	86400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

79ms

A

87ms

MX

78ms

AAAA

96ms

TXT

379ms

CAA

88ms

HTTPS

92ms

TLSA

266ms

SOA

0ms

MTA-STS

154ms

DNSSEC

205ms

SRV

152ms

Total

1788ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 14:25:42	1788ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-08-21 10:27:07	6711ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-08-14 09:17:53	8184ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-08-10 10:02:12	6555ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-08-02 11:53:44	1694ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-07-24 07:52:06	9740ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-07-17 06:10:38	9482ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-07-10 14:26:52	2838ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-07-03 17:55:41	2094ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-07-01 21:38:19	1070ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-06-20 03:29:00	934ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-06-17 23:40:49	1330ms	2 NS 1 A 8 MX	🔒 Secure	View