bylarm.dk

📜 Historical scan 2026-07-18 09:15:24 · ← 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 83ms

Nameserver	IP addresses	PTR	ASN / ISP
dns11.firestorm.ch	185.85.110.50 2a14:6640:200::32	dns11.firestorm.ch dns11.firestorm.ch	AS51395 Datasource AG AS51395 Datasource AG
dns12.firestorm-isp.com	185.85.109.50 2a14:6640:100::32	dns12.firestorm-isp.com dns12.firestorm-isp.com	AS51395 Datasource AG AS51395 Datasource AG
dns13.firestorm-isp.com	185.85.111.180 2a14:6640:300::b4	dns13.firestorm-isp.com dns13.firestorm-isp.com	AS51395 Datasource AG AS51395 Datasource AG
dns14.firestorm.ch	185.206.180.93 2a0b:1640:1:1:1:1:12cd:a04a 2a14:6640:100:ff::32 46.140.230.170	dns14.firestorm.ch dns14.firestorm.ch dns14.firestorm.ch gw-zh-1.firestorm.ch	AS205787 Public Cloud Ltd. AS205787 Public Cloud Ltd. AS51395 Datasource AG AS6730 Sunrise GmbH

🌍 A Records#

1 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
65.21.44.241	600s	static.241.44.21.65.clients.your-server.de	AS24940	Hetzner Online GmbH	65.21.0.0/16	🇫🇮 Finland	Helsinki

📧 MX Records#

1 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mail.bylarm.dk	65.21.44.241	static.241.44.21.65.clients.your-server.de	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	65.21.44.241
🔶 Autoconfig	65.21.44.241

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 1087ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	bylarm.dk
_imaps._tcp	0	0	993	bylarm.dk

📝 TXT Records#

1 records 582ms

TXT Record
v=spf1 include:spf.firestorm.ch -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_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 79ms

Flags	Tag	Value
0	issue	letsencrypt.org
0	issuewild	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-22 05:31:29

www	65.21.44.241 (AS24940) (address records, no CNAME)
www vs bare domain	Same network bylarm.dk: 65.21.44.241 (AS24940) www.bylarm.dk: 65.21.44.241 (AS24940)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: 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#

203ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026071604
Primary NS (MNAME)	dns11.firestorm.ch
Responsible (RNAME)	info@firestorm.ch
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-13 16:22:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-02-07
Expires	2027-02-28 (128d)

🔗 Same registrant#

18 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
aek-data.dk	Punktum dk A/S (direct)
aek.dk	Punktum dk A/S (direct)
aekdata.dk	Punktum dk A/S (direct)
bowle.dk	Punktum dk A/S (direct)
derpy.dk	Punktum dk A/S (direct)
innonova.dk	Punktum dk A/S (direct)
moapp.dk	Punktum dk A/S (direct)
nocomment.dk	Punktum dk A/S (direct)
nocomments.dk	Punktum dk A/S (direct)
scandinavianapp.dk	Punktum dk A/S (direct)
scandinavianapps.dk	Punktum dk A/S (direct)
scandinavianaps.dk	Punktum dk A/S (direct)
sguft.dk	Punktum dk A/S (direct)
sqline.dk	Punktum dk A/S (direct)
tricksofmetrade.dk	Punktum dk A/S (direct)
tricksometrade.dk	Punktum dk A/S (direct)
wordzone.dk	Punktum dk A/S (direct)
wordzoneapp.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

83ms

73ms

68ms

AAAA

78ms

TXT

582ms

CAA

79ms

HTTPS

98ms

TLSA

8150ms

SOA

0ms

MTA-STS

95ms

DNSSEC

203ms

SRV

1087ms

Total

9897ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 05:31:28	5350ms	4 NS 1 A 1 MX	🔓 Insecure
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