sysle.dk DNS records

🖥️ Nameservers2 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 Records1 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 Records5 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 Records1 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

🔗 TLSA / DANE

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

🔐 DNSSEC236ms

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

🏷️ SOA116ms

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

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

122ms

A

119ms

MX

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
2026-08-27 06:57:27	1078ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-12 01:27:31	1326ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-12 16:38:14	1438ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-25 21:47:49	685ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-24 07:32:42	986ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 15:14:04	2094ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-21 03:58:29	980ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 13:00:58	2771ms	2 NS 1 A 5 MX	🔒 Secure	View