comm-tech.dk DNS records

🖥️ Nameservers4 records 32ms

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 35ms

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 33ms

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 217ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.comm-tech.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 35ms

Flags	Tag	Value
0	issue	;

🔗 TLSA / DANE

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

🔐 DNSSEC103ms

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

32ms

A

35ms

MX

33ms

AAAA

37ms

TXT

217ms

CAA

35ms

HTTPS

36ms

TLSA

140ms

SOA

0ms

MTA-STS

60ms

DNSSEC

103ms

SRV

76ms

Total

614ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:07:37	614ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-21 12:52:04	8552ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 12:27:45	5834ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-12 15:28:36	859ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-07 15:57:42	9764ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-02 18:40:37	817ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-01 10:04:40	868ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-28 11:03:55	9760ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-27 06:17:34	1109ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-26 05:52:05	820ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-25 05:36:32	993ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-24 05:17:35	954ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 04:34:26	16695ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-22 03:23:51	8589ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-21 02:38:45	709ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-19 19:34:22	9689ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-18 17:48:48	8662ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 17:14:59	686ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-16 03:23:36	9689ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-14 11:58:36	876ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-10 00:41:04	9737ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-06 07:04:54	901ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-07-04 22:15:25	7130ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 21:08:11	922ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 15:34:21	901ms	4 NS 1 A 1 MX	🔓 Insecure	View