neufeldinstitute.dk DNS records

🖥️ Nameservers4 records 192ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnsimple.com	199.247.152.53 2620:111:8004::53	— —	AS32771 DNSimple Corporation AS32771 DNSimple Corporation
ns2.dnsimple-edge.net	199.247.153.53 2620:111:8005::53	— —	AS32771 DNSimple Corporation AS32771 DNSimple Corporation
ns3.dnsimple.com	199.247.154.53 2620:111:8006::53	— —	AS32771 DNSimple Corporation AS32771 DNSimple Corporation
ns4.dnsimple-edge.org	199.247.155.53 2620:111:8007::53	— —	AS32771 DNSimple Corporation AS32771 DNSimple Corporation

🌍 A Records1 records 175ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.228.154.79	300s	ec2-34-228-154-79.compute-1.amazonaws.com	AS14618	Amazon.com, Inc.	34.224.0.0/12	🇺🇸 United States	Ashburn

📧 MX Records2 records 167ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mx1.forwardemail.net	121.127.44.56 138.197.213.185 2604:a880:2:d0::306:1 2a02:6ea0:d71e::2	mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net mx1.forwardemail.net	AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC AS60068 Datacamp Limited
0	3600s	mx2.forwardemail.net	104.248.224.170 121.127.44.59 2604:a880:400:d1::cd:9001 2a02:6ea0:d71e::1	mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net mx2.forwardemail.net	AS14061 DigitalOcean, LLC AS60068 Datacamp Limited AS14061 DigitalOcean, LLC AS60068 Datacamp Limited

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.forwardemail.net → 121.127.44.69
🔶 Autoconfig	autoconfig.forwardemail.net → 121.127.44.69

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 500ms

TXT Record
forward-email-site-verification=VLcxjc1ASc
google-site-verification=vwME_tFWKh9Ms_bMIvVcEEGYm1f-uP6nxotsG8n77Co
spf2.0/pra
v=spf1 include:_spf.simplero.com include:spf.forwardemail.net include:spf.simply.com -all

✉️ SPF

Policy	Record (neufeldinstitute.dk)
-all (hard fail)	v=spf1 include:_spf.simplero.com include:spf.forwardemail.net include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.neufeldinstitute.dk)
p=reject	v=DMARC1; p=reject;

📬 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 / DANE4 records 188ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…
SMTP _25._tcp.mx1.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	321F694EAD3A2E733D857FD7E79D811F…
SMTP _25._tcp.mx2.forwardemail.net	DANE-EE · SPKI · SHA-256	5E81DA1AF16DF20B13E667AD6D9C2B65…

🔐 DNSSEC650ms

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	1753723113
Primary NS (MNAME)	ns1.dnsimple.com
Responsible (RNAME)	admin@dnsimple.com
Refresh	86400s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

192ms

A

175ms

MX

167ms

AAAA

194ms

TXT

500ms

CAA

183ms

HTTPS

164ms

TLSA

188ms

SOA

0ms

MTA-STS

276ms

DNSSEC

650ms

SRV

257ms

Total

4635ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-24 19:24:28	4635ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-08-07 19:52:11	10471ms	4 NS 1 A 2 MX	🔓 Insecure	View
2026-07-24 17:29:23	28419ms	4 NS 1 A 3 MX	❓ Unknown	View
2026-07-18 13:02:35	6196ms	4 NS 1 A 3 MX	❓ Unknown	View
2026-07-03 11:13:41	6767ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-22 17:27:50	950ms	4 NS 1 A 3 MX	🔓 Insecure	View
2026-06-17 23:42:11	4663ms	4 NS 1 A 3 MX	🔓 Insecure	View