vclass.dk DNS records

🖥️ Nameservers4 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
pdns77.ultradns.biz	156.154.66.77 2610:a1:1015::71	pdns77.ultradns.biz pdns77.ultradns.biz	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns77.ultradns.com	156.154.64.77 2001:502:f3ff::71	pdns77.ultradns.com pdns77.ultradns.com	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns77.ultradns.net	156.154.65.77 2610:a1:1014::71	pdns77.ultradns.net pdns77.ultradns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
pdns77.ultradns.org	156.154.67.77 2001:502:4612::71	pdns77.ultradns.org pdns77.ultradns.org	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
52.234.0.82	900s	—	AS8075	Microsoft Corporation	52.224.0.0/11	🇺🇸 United States	San Jose

📧 MX Records1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 312ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (vclass.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.vclass.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:rywdzx3h@ag.dmarcian.com

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records1 records 52ms

Flags	Tag	Value
0	issue	;

🔗 TLSA / DANE

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

🔐 DNSSEC125ms

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

🏷️ SOA0ms

Field	Value
Serial	2017092429
Primary NS (MNAME)	pdns77.ultradns.com
Responsible (RNAME)	domadmin@arrow.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 RegistrationWHOIS fetched 2026-07-25 00:11:56

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	2012-04-30
Expires	2027-04-30 (238d)

📋 WHOIS

⏱️ Lookup Timing

NS

36ms

A

40ms

MX

39ms

AAAA

40ms

TXT

312ms

CAA

52ms

HTTPS

54ms

TLSA

42ms

SOA

0ms

MTA-STS

78ms

DNSSEC

125ms

SRV

8056ms

Total

8605ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:53:35	562ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-22 09:23:24	1161ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 09:13:14	5723ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 08:25:27	4370ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-19 04:54:22	5939ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 19:37:37	4591ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-12 11:58:16	2745ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-05 12:48:13	1290ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-29 06:43:39	9691ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-28 01:40:58	9670ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-27 01:03:05	955ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-26 00:40:26	8722ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-25 00:11:13	876ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 22:18:27	2574ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-22 21:49:29	8605ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-21 16:52:22	788ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-20 02:58:11	924ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-18 21:57:59	1493ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 21:09:06	8675ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-16 16:34:33	8727ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-14 05:23:38	9711ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-12 16:14:46	8940ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-07 01:11:39	2589ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 23:19:49	1329ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 14:57:56	854ms	4 NS 1 A 1 MX	🔓 Insecure	View