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85
Total
95
DNS
70
Email
81
Security
70
Network
100
Availability
Domainimmd.gov.hk
IPv42
IPv61
MX records4
StatusActive
Domain technical report

immd.gov.hk

immd.gov.hk

Generated: 2026-08-12T00:22:31-05:00 · Cached result

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IPv42
IPv61
MX4
NS3

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

1 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

3 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 records20 / 20 pts · Mail

4 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

✓
DMARC25 / 25 pts · Mail

DMARC policy published.

!
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 certificate55 / 55 pts · Security

91 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers16 / 35 pts · Security

4 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

✓
IPv4 diversity35 / 35 pts · Network

Two or more IPv4 addresses receive full points.

✓
IPv6 connectivity35 / 35 pts · Network

AAAA availability.

✓
DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

✓
HTTP response40 / 40 pts · Availability

HTTP/2 200

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)
43.154.94.77
159.138.142.117

AAAA

1 record(s)
2402:4e00:40:40::2:407

CNAME

0 record(s)
—

Not configured

MX

4 record(s)
10 dmeas14.imail.scig.gov.hk.
10 pmeas14.imail.scig.gov.hk.
10 pmeas13.imail.scig.gov.hk.
10 dmeas13.imail.scig.gov.hk.

TXT

2 record(s)
"v=spf1 include:spf-1.im.cis.gov.hk include:spf-1.egis.gov.hk include:sentry-eds.com ~all"
"spf2.0/pra include:spf-2.im.cis.gov.hk include:spf-2.egis.gov.hk include:sentry-eds.com ~all"

NS

3 record(s)
ns01.scig.gov.hk.
ns03.scig.gov.hk.
ns02.scig.gov.hk.

SOA

1 record(s)
ns01.scig.gov.hk. hostmaster.cis.gov.hk. 2026081002 1200 120 15552000 3600

CAA

0 record(s)
—

Not configured

DS

2 record(s)
37930 8 2 72F0D8A6E1F57EB3A3A9B5F71D19397A9F832BB1DEC9C11206784942 1DC2DCB2
9206 8 2 BFA32F1969141951610273CF1AF565B3DA50188CCAFB094E3BDBBFB4 A400D68A

DNSKEY

2 record(s)
256 3 8 AwEAAc4J2kHGDxxEyWxrOct0tghIlf/0bzuxTuHuxXuuzlrpuab18vRY RszZvbjXgdf4TeRTTyzSfnb4FwdnTc8P/qqWot06Yp5RKLcE3vsHAkAN tIAV63HvFBNIprg295Z3EQ2OgX1AYdtUONeVRGV6CBDqHyt7FEMYg98I t4OFausHBkIDOBGXJvCks3INxCdqF3+ZikSeNsm/x3pFDOGHAivNgqCQ 5B2UlFYDhyhq/QbQG6g32yBI+AhWvNGX/08P0/gZF948ctYULwl/x5xq rrPnm1epEVTuoxTlXN4bidioppiV54xKQ39bJmt74d1thHZ0S83dhYOD WvXsr1GWsEc=
257 3 8 AwEAAcHj+Z9ku9O3VFHZPxKT4iD3Jf99H8x+hrO14pFElPyhUKFLvLwg fs55Av1pwnUaY4ebpyX8h2JTunL1gsu8ZCZPfZMwfsjEopzxoYiHaFjK /RHglq8e/brV1+fa7GlEfvNbF9R7rh1THVOpMBbnA/97NI5SdEDYTwVV zuNCmJkroDbRM6P9bT25BTe3TdKd4AJLdMLCN6EuDMuIb2GegYal1GQA lcpifrz9N9p0CbaSUgo4YFJqf81l1m/lB77S3xgAExRNlgbguKNHrJtp udcOfiS1/liSbr5YaVbGyi4hLPE8l+Ccy/4ZtrlBxNHwEF83unw1WoZH V9au3+QwxDs=

RRSIG

6 record(s)
DNSKEY 8 3 3600 20260909023756 20260810013756 9206 immd.gov.hk. KtZtGTrMX5rFTV8BanUg9bIrkrTNtCe+ca6tIZkBZFnLn/5abiAtyGL3 JfG346S1NP9e5e1nNdFqsdx7DS2t65Sq6iBrZqGuI2i8F1mbEz7e2Mcp HlgdOGa0m6AmPrxYP/UMTf4+KHuAjbSc/dYmgan19d8M+MTA19JZ53PX jiVnxLM9S8cK4A9J06MjOocAqOIfziNYEgBGkbrkwNP/5/LSnsX2uILm GKaSKWx6b5ONUWiQNPeUJQfWZIDHjoFEa9QNc8Yp3/QJxcfHcOJ2C7+h nfCOteXMs2YVwm4zsCDsEGvz6BY2TZTP9zZ28W1s79PmmXBlrURCbSUg JqGmZQ==
DNSKEY 8 3 3600 20260909023756 20260810013756 10701 immd.gov.hk. yodhRuwfeN4Ch85j5bRjg6YVXYlsNPzF2vkpZnnwl0F6WH0j56DXDLfG rkXBrQSs12blHi1eCOTU6ZqabEl+ydOKIzwEB1hwOvVy6cDgFHgSi25R A11p+nm3yVY0AiaT+XBxXoo4eofrz05FYx77KaYph2XJwkjzUL9Nv+82 XSCcEfNKvmVu9WQqorpHwOp0VDruNsiPrcnw/uh/GOWTzAXeUms10zsh txJQ44pAkP0DkYLEcyh5bxk5B+U5uVa6Cg3r8PO8Lf3ueb5eGDAA5fqQ BQmjILVswe76oGof5lA/44PvjrDfAYwVtLzEvArLHnZ7qvf4OpD+zwN4 FvcgxQ==
AAAA 8 3 300 20260909023756 20260810013756 10701 immd.gov.hk. EmsdElLHiR3bxeclvRbJMbxi94Q0ynmyfwVhpQ3uAcggPIYNIZj6/UiJ OLjYoOGdqJhxk+lz5llJG3xj/ucPR3er6fcndRNijjp9Zww2tbxBGK81 ikg84qRsdtwTUtyfa+CjggtCtyIInCZOmpHk1k3DktzuBH2jJNiHg4j/ tq8a/SONYilXuQidBiJM7ModS92YHHR/uCZCqr4tMGJ6uW+XM/JLLU/1 kRPn8RLITnOZqKA1iSf4buhb3lslWOwDduk5iTjtvbtK/Dr/kjrTSTMD U/vDbq/3hcHE7/nxUMyIw9pAlTbvB7jE0VsNKOM7C1l62haaEjjsOV3f fEenAg==
NS 8 3 300 20260909041537 20260810031537 10701 immd.gov.hk. BJ9A3x/6IzBQr3hnniHLeoNzSD7I5W6i9dEcNjnirz2P0wBKBu6UrlP3 ixru/+NMxpvm/t4FsEJW5HEBXQ6L2DLshJTbxfUUNMScbxG475qQuPc7 3+pOG64vWmhquxc56Bn7Gnhe7NkdZchynbeOtZvppjGmMb9nDZEJ9R2N +NLI8vaRtmhQHyvWrQEqUcHnM04nXN5Ha+frwUnaeSn8q9Bh2OACbIc8 ONTHZ1bl6AbMlyUTwK1dUn+Q7PSgjTg3KeAjAp9gphOqzXgcgnynFTI1 7MYvmTAsXrkyDT/EKniTAsVKwT/RuTyTZH2FavU1Cg+zt5zptXmO7ZW0 u+5iCg==
A 8 3 300 20260909023756 20260810013756 10701 immd.gov.hk. gXQZ1TmA4g7UP4EibxmmvdmNpTaPp3ZYDNEsk0KsF0uN+WGMbh3rEFhV f6DUJ49qhHbOYRaa2dEYW95LfOmvHezSEMeHFA3aD86joV9MqW5R1Woo yzfZf2lJo1lWHOb+JEfyrMTXPZz1Up83uZHUR7N4mRJ+xGvPgoz94BOT itPTkjBqUUX8McjGtSs8k1dZ/84DydkMr9tKLCpxnMx42Boi1OXVe29u JfnC3LiSuYCtPiI3ONrFHeXHFiMVCff2fKtnTFcfdsZkY3hBiGGtIPZf A2gpPugPZeBrGXxpYM/r9s1uydeFnrzKrCtCwbD23NhD30xR1NvAx51Z c4ly4g==
DS 8 3 28800 20260910203129 20260811193129 20529 gov.hk. yDT4NzkW60fzbQ/M7wLdqPNBC1imNmSLPV68fMPqKwn63uk4biSDQvgH 3vRYSiwsd11dYyVf9CFm1AATbAGmyjeJDB3Nkh4tsIXLrnAe9p2nyxAm nV0JhV58ycApGHeafxudvRTY3Q8CL3hcuFz53HaQFmO5nKM+arPo4CKI S08=

NSEC

0 record(s)
—

Not configured

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

Configured
v=spf1 include:spf-1.im.cis.gov.hk include:spf-1.egis.gov.hk include:sentry-eds.com ~all

DMARC

Configured
v=DMARC1; p=quarantine; rua=mailto:dmarc-report@immd.gov.hk

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Description
Final URL
https://www.immd.gov.hk/
HTTP status
206

HTTP

Status
HTTP/2 200
Final URL
https://www.immd.gov.hk/
Version
3
Server
Apache
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Hongkong Post
CN
www.gov.hk
Valid from
2025-11-11T21:58:21-06:00
Valid until
2026-11-11T21:58:21-06:00
Days remaining
91
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256

Security headers

4 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
—
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
159.138.142.117, 43.154.94.77
67,91 ms
Cloudflare
1.1.1.1
159.138.142.117, 43.154.94.77
29,45 ms
Quad9
9.9.9.9
159.138.142.117, 43.154.94.77
169,86 ms
OpenDNS
208.67.222.222
159.138.142.117, 43.154.94.77
314,50 ms
AdGuard
94.140.14.14
159.138.142.117, 43.154.94.77
51,33 ms

IP, geolocation and ASNAssociated network information

43.154.94.77

No data
success
No
country
region
city
asn
organization
isp

159.138.142.117

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.216.212
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

dmeas14.imail.scig.gov.hk

Port 25: Closed/unreachable - 31.9 ms - 
Port 465: Closed/unreachable - 239.5 ms - 
Port 587: Closed/unreachable - 208.3 ms -

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