bylarm.dk

📜 Historical scan 2026-07-20 15:12:41  ·  ← 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   85ms

🌍 A Records#

1 records   89ms

📧 MX Records#

1 records   86ms

📧 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   244ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 bylarm.dk
_imaps._tcp 0 0 993 bylarm.dk

📝 TXT Records#

1 records   540ms
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   78ms
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#

221ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026071606
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 (129d)

🔗 Same registrant#

17 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
85ms
A
89ms
MX
86ms
AAAA
68ms
TXT
540ms
CAA
78ms
HTTPS
81ms
TLSA
173ms
SOA
0ms
MTA-STS
116ms
DNSSEC
221ms
SRV
244ms
Total
1365ms

🕐 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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