bylarm.dk

📜 Historical scan 2026-09-24 06:59:08  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bylarm.dk is a .dk domain served by 4 nameservers (dns11.firestorm.ch, dns12.firestorm-isp.com, dns13.firestorm-isp.com and 1 more). It was registered on 7 February 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 65.21.44.241 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by mail.bylarm.dk. The zone is not DNSSEC-signed, 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#

4 records   22ms

🌍 A Records#

1 records   44ms

📧 MX Records#

1 records   49ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover65.21.44.241
🔶 Autoconfig65.21.44.241

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records   100ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 bylarm.dk
_imaps._tcp 0 0 993 bylarm.dk

📝 TXT Records#

1 records   318ms
TXT Record
v=spf1 include:spf.firestorm.ch -all

✉️ SPF#

PolicyRecord (bylarm.dk)
-all (hard fail) v=spf1 include:spf.firestorm.ch -all

📨 DMARC#

PolicyRecord (_dmarc.bylarm.dk)
p=quarantine v=DMARC1;p=quarantine;adkim=r;aspf=s

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

2 records   41ms
FlagsTagValue
0 issue letsencrypt.org
0 issuewild letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 16:48:55
www65.21.44.241 (AS24940) (address records, no CNAME)
www vs bare domainSame network
bylarm.dk: 65.21.44.241 (AS24940)
www.bylarm.dk: 65.21.44.241 (AS24940)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

131ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026092401
Primary NS (MNAME)dns11.firestorm.ch
Responsible (RNAME)info@firestorm.ch
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-13 16:22:43
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2011-02-07
Expires2027-02-28 (130d)

🔗 Same registrant#

17 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
22ms
A
44ms
MX
49ms
AAAA
53ms
TXT
318ms
CAA
41ms
HTTPS
74ms
TLSA
133ms
SOA
0ms
MTA-STS
72ms
DNSSEC
131ms
SRV
100ms
Total
3273ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 16:48:55 1129ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-13 15:54:44 2014ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-12 13:35:19 1545ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-11 11:08:15 739ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-10 10:58:15 617ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-09 02:38:31 953ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-08 02:37:13 2518ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-07 02:26:51 2654ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-06 00:15:59 1122ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-05 00:13:23 1089ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-04 00:09:20 3294ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-03 00:06:07 874ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-02 00:04:49 1100ms 4 NS 1 A 1 MX 🔓 Insecure
2026-10-01 00:02:24 2125ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-30 03:20:31 1872ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-28 03:44:39 3518ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-24 06:59:08 shown 3273ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-19 00:55:24 865ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-14 11:25:42 4662ms 4 NS 1 A 1 MX 🔓 Insecure
2026-09-07 08:52:14 3043ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-27 03:06:50 1847ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-20 11:22:51 2164ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-18 08:29:22 10012ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-15 19:51:44 5234ms 4 NS 1 A 1 MX 🔓 Insecure
2026-08-14 15:56:29 4858ms 4 NS 1 A 1 MX 🔓 Insecure
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