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35
Total
85
DNS
0
Email
0
Security
20
Network
60
Availability
Domainnat.gov.tw
IPv41
IPv60
MX records0
StatusActive
Domain technical report

nat.gov.tw

nat.gov.tw

Generated: 2026-08-09T17:02:11-05:00 · Cached result

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IPv41
IPv60
MX0
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

!
IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

2 NS record(s); 2 or more required.

✓
SOA record10 / 10 pts · Dns

Authoritative zone record.

✓
DNSSEC chain15 / 15 pts · Dns

DS and DNSKEY detected.

!
CAA policy0 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

!
MX records0 / 20 pts · Mail

0 MX record(s).

!
SPF0 / 25 pts · Mail

SPF policy not found.

!
DMARC0 / 25 pts · Mail

DMARC policy not found.

!
DKIM0 / 20 pts · Mail

No tested DKIM selector responded.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

!
Valid TLS certificate0 / 55 pts · Security

No valid certificate was retrieved.

!
Certificate lifetime0 / 10 pts · Security

Full points require at least 30 days remaining.

!
HTTP security headers0 / 35 pts · Security

0 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

i
IPv4 diversity20 / 35 pts · Network

Two or more IPv4 addresses receive full points.

!
IPv6 connectivity0 / 35 pts · Network

AAAA availability.

✓
DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

!
HTTP response0 / 40 pts · Availability

No successful HTTP response.

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)
211.79.170.9

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

0 record(s)
—

Not configured

TXT

0 record(s)
—

Not configured

NS

2 record(s)
millie.ns.cloudflare.com.
arch.ns.cloudflare.com.

SOA

1 record(s)
arch.ns.cloudflare.com. dns.cloudflare.com. 2411452716 10000 2400 604800 1800

CAA

0 record(s)
—

Not configured

DS

1 record(s)
2371 13 2 27EB1D09EB7A4287B4A05AE888A6D26F564C422818C724AC74A20060 2B1B478A

DNSKEY

2 record(s)
256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==
257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==

RRSIG

3 record(s)
SOA 13 3 1800 20260810230142 20260808210142 34505 nat.gov.tw. IisrU2IB3MWgbmNbnqSEHNkUiQPlju7kkG9CdnBDvIL/f1NZ6qS79WyR GIs4czH0f2/IF9s9grVxvIglSlGoKA==
NS 13 3 86400 20260810230142 20260808210142 34505 nat.gov.tw. gZcxTE1cyAB5987hghh29fToF2CyZZO7yd1YArKEEwDaKDLCpypPBhLe LQnhul54zywBdS2iTWGcBKTNjvCGmw==
DS 8 3 300 20261001000000 20260725000000 27604 gov.tw. SVaha3lCHXjEGFtYA7HvxBC6bYXdDFL+/82lOCIMQopQ7hh7SW4IR6IW o2WJrqf+tE40r0j97yqJwz99Jgz+X1af2V6lruYm8Tcblko0NraD5Je0 D2kagg6EoCVPQzM/bvtxYPoMjTFb/h6BmoHeXxK3g2rVYzbfd2VPUBh3 ePusV2mVqWkPts5Xy9oV42C1BzzhINfmBhRkLeeAv4Upe7tRCwWkbolE S3/4+NKf7qxme4s5TCuDYo4a6J8aOjTcvdx6FUfphFSpz/n3wGHFx9Qd DQ29oOMGOo6NyRDrfOYt1MumcFJwRFvAj8laJkmRtnOZsajjPgbr2Etj Qn6iBQ==

NSEC

1 record(s)
\000.nat.gov.tw. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

0 record(s)
—

Not configured

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Not configured
—

Not configured

DMARC

Not configured
—

Not configured

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

No data
Title
Description
Final URL
https://nat.gov.tw/
HTTP status

HTTP

Status
Final URL
https://nat.gov.tw/
Version
0
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Unavailable
Available
No
Issuer
CN
Valid from
Valid until
Days remaining
Protocol
Cipher

Security headers

0 active
—
HSTSNot detected
—
Content Security PolicyNot detected
—
X-Content-Type-OptionsNot detected
—
X-Frame-OptionsNot detected
—
Referrer PolicyNot detected
—
Permissions PolicyNot detected
—
Cross-Origin-Opener-PolicyNot detected
—
Cross-Origin-Embedder-PolicyNot detected
—
Cross-Origin-Resource-PolicyNot detected

DNS propagationComparison across public resolvers

Public resolver comparison

Consistent
✓
Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
211.79.170.9
63,06 ms
Cloudflare
1.1.1.1
211.79.170.9
143,28 ms
Quad9
9.9.9.9
211.79.170.9
103,88 ms
OpenDNS
208.67.222.222
211.79.170.9
208,17 ms
AdGuard
94.140.14.14
211.79.170.9
44,08 ms

IP, geolocation and ASNAssociated network information

211.79.170.9

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No

SMTPEmail port connectivity

nat.gov.tw

Port 25: Closed/unreachable - 0.8 ms - 
Port 465: Closed/unreachable - 4020.6 ms - 
Port 587: Closed/unreachable - 4020.6 ms -

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