siliconexpert.dk DNS records

🖥️ Nameservers4 records 34ms

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 41ms

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 27ms

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 226ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.siliconexpert.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 33ms

Flags	Tag	Value
0	issue	;

🔗 TLSA / DANE

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

🔐 DNSSEC111ms

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	2017093403
Primary NS (MNAME)	pdns77.ultradns.com
Responsible (RNAME)	domadmin@arrow.com
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

34ms

A

41ms

MX

27ms

AAAA

36ms

TXT

226ms

CAA

33ms

HTTPS

41ms

TLSA

66ms

SOA

0ms

MTA-STS

61ms

DNSSEC

111ms

SRV

78ms

Total

584ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 07:39:59	584ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 07:39:06	747ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 12:37:37	983ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 12:21:23	1029ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-18 04:19:45	2750ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-14 21:44:22	3368ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-12 11:21:31	2657ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-10 23:55:19	2667ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-09 01:02:40	975ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-03 21:07:11	1344ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-29 22:59:50	979ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-27 22:58:17	958ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-26 22:33:19	2660ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-25 22:09:11	700ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-24 21:56:23	889ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 19:33:50	848ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-22 18:40:37	850ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-21 13:20:11	829ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-20 08:18:14	854ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-18 20:32:02	1012ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 02:23:52	8666ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-15 13:29:50	659ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-12 13:03:09	9737ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-05 21:39:38	3646ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-05 18:47:39	1449ms	4 NS 1 A 1 MX	❓ Unknown	View