slbs.dk

📜 Historical scan 2026-07-01 21:38:19  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

slbs.dk is a .dk domain served by 2 nameservers (ns1.desec.io, ns2.desec.org). It was registered on 20 March 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.104.248.218 is hosted by EWII Bredbaand A/S (AS204151) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 6 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   38ms
NameserverIP addressesPTRASN / 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 Records#

1 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.104.248.218 3600s 87-104-248-218.static.ewii.dk AS204151 EWII Bredbaand A/S 87.104.240.0/20 🇩🇰 Denmark Farum

📧 MX Records#

8 records   57ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s aspmx.l.google.com 2a00:1450:4010:c02::1a
2a00:1450:4010:c02::1a
64.233.162.26		 le-in-f26.1e100.net
le-in-x1a.1e100.net
li-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 3600s alt1.aspmx.l.google.com 192.178.158.27
2404:6800:4013:813::1a		 lcdels-in-f27.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 3600s alt2.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 3600s aspmx1.googlemail.com — — —
10 3600s aspmx2.googlemail.com 192.178.158.27
2404:6800:4013:813::1a		 lcdels-in-f27.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s aspmx3.googlemail.com 172.253.158.27
2404:6800:4003:c26::1b		 so-in-f27.1e100.net
so-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s aspmx4.googlemail.com 108.177.125.27
2404:6800:4008:c01::1b		 tp-in-f27.1e100.net
tp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s aspmx5.googlemail.com 192.178.230.27
2404:6800:400b:c01b::1a		 yunrtab-in-f27.1e100.net
yunrtab-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover87.104.248.218
🔶 Autoconfig87.104.248.218

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   266ms
TXT Record
Problems - contact hostmaster@slbs.dk
v=spf1 a include:_spf.google.com -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-16 22:41:00
www87.104.248.218 (AS204151) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 2 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
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)

🔐 DNSSEC#

133ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026063955
Primary NS (MNAME)get.desec.io
Responsible (RNAME)get@desec.io
Refresh86400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-05 11:45:04
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2002-03-20
Expires2035-07-31 (3209d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
58ms
MX
57ms
AAAA
53ms
TXT
266ms
CAA
48ms
HTTPS
56ms
TLSA
179ms
SOA
0ms
MTA-STS
62ms
DNSSEC
133ms
SRV
94ms
Total
1070ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 22:41:00 818ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-10 15:58:39 2093ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-09 07:11:51 1257ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-04 02:53:11 711ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-02 02:48:34 1765ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-01 02:40:57 818ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-29 22:07:25 722ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-25 10:13:15 1108ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 10:03:06 1424ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-13 04:58:30 1334ms 2 NS 1 A 8 MX 🔒 Secure
2026-09-08 22:15:42 1177ms 2 NS 1 A 8 MX 🔒 Secure
2026-08-29 14:25:42 1788ms 2 NS 1 A 8 MX 🔒 Secure
2026-08-21 10:27:07 6711ms 2 NS 1 A 8 MX 🔒 Secure
2026-08-14 09:17:53 8184ms 2 NS 1 A 8 MX 🔒 Secure
2026-08-10 10:02:12 6555ms 2 NS 1 A 8 MX 🔒 Secure
2026-08-02 11:53:44 1694ms 2 NS 1 A 8 MX 🔒 Secure
2026-07-24 07:52:06 9740ms 2 NS 1 A 8 MX 🔒 Secure
2026-07-17 06:10:38 9482ms 2 NS 1 A 8 MX 🔒 Secure
2026-07-10 14:26:52 2838ms 2 NS 1 A 8 MX 🔒 Secure
2026-07-03 17:55:41 2094ms 2 NS 1 A 8 MX 🔒 Secure
2026-07-01 21:38:19 shown 1070ms 2 NS 1 A 8 MX 🔒 Secure
2026-06-20 03:29:00 934ms 2 NS 1 A 8 MX 🔒 Secure
2026-06-17 23:40:49 1330ms 2 NS 1 A 8 MX 🔒 Secure
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