holgar.dk DNS records

🖥️ Nameservers2 records 235ms

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 222ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.88.230.43	3600s	185-88-230-43.dhcp.nema.fo	AS20963	P/f 20.11.19	185.88.228.0/22	🇫🇴 Faroe Islands	Klaksvík

📧 MX Records5 records 234ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1a	lcfrai-in-f26.1e100.net lcfrai-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx2.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx3.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 314ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 545ms

TXT Record
google-site-verification=lUpZRymdZUac-1dYUE76dx1XAjI6j3FeXFTu5qfkips
MS=ms22022645

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC456ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

235ms

A

222ms

MX

234ms

AAAA

263ms

TXT

545ms

CAA

249ms

HTTPS

196ms

TLSA

500ms

SOA

0ms

MTA-STS

342ms

DNSSEC

456ms

SRV

314ms

Total

5215ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 08:56:35	5215ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-18 02:25:23	1453ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-16 15:49:04	1375ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-26 09:27:49	3212ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-26 08:06:33	890ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-25 03:22:19	4693ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-21 06:18:01	1170ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 13:19:56	3144ms	2 NS 1 A 5 MX	🔒 Secure	View