bylarm.dk

📜 Historical scan 2026-07-21 16:37:13  ·  ← 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   75ms

🌍 A Records#

1 records   86ms

📧 MX Records#

1 records   85ms

📧 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   278ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 bylarm.dk
_imaps._tcp 0 0 993 bylarm.dk

📝 TXT Records#

1 records   427ms
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   93ms
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#

222ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026071607
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
75ms
A
86ms
MX
85ms
AAAA
91ms
TXT
427ms
CAA
93ms
HTTPS
88ms
TLSA
200ms
SOA
0ms
MTA-STS
109ms
DNSSEC
222ms
SRV
278ms
Total
1343ms

🕐 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 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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