sysle.dk

📜 Historical scan 2026-06-17 13:00:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sysle.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 January 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 35.204.132.152 is hosted by Google LLC (AS396982) in The Netherlands. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, has no 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 122ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 119ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
35.204.132.152	—	152.132.204.35.bc.googleusercontent.com	AS396982	Google LLC	35.204.0.0/15	🇳🇱 The Netherlands	Groningen

📧 MX Records#

5 records 126ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	aspmx.l.google.com	108.177.14.27 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a	lt-in-f27.1e100.net lu-in-x1a.1e100.net lu-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	—	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	—	alt2.aspmx.l.google.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
30	—	aspmx2.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
30	—	aspmx3.googlemail.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 227ms

TXT Record
v=spf1 include:sendgrid.net ~all

✉️ SPF#

Policy	Record (sysle.dk)
~all (soft fail)	v=spf1 include:sendgrid.net ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-09 08:03:30

www	35.204.132.152 (AS396982) (address records, no CNAME)
www vs bare domain	Same network sysle.dk: 35.204.132.152 (AS396982) www.sysle.dk: 35.204.132.152 (AS396982)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u13628655.wl156.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u13628655.wl156.sendgrid.net	RSA · ~1024 bit below 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

236ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

116ms

Field	Value
Serial	2026060901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-21 03:48:36

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-01-11
Expires	2027-03-31 (160d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

122ms

119ms

126ms

AAAA

117ms

TXT

227ms

CAA

113ms

HTTPS

120ms

TLSA

286ms

SOA

116ms

MTA-STS

114ms

DNSSEC

236ms

SRV

0ms

Total

2771ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 08:03:30	2740ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-30 01:18:50	506ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-26 12:59:35	2708ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-13 08:45:45	778ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-12 03:32:06	1159ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-27 06:57:27	1078ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-12 01:27:31	1326ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-12 16:38:14	1438ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-25 21:47:49	685ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-24 07:32:42	986ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 15:14:04	2094ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-21 03:58:29	980ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:00:58 shown	2771ms	2 NS 1 A 5 MX	🔒 Secure