Dashboard / Banking / ccb.com
Banking /

China Construction Bank (Malaysia) Berhad

ccb.com

Last checked: 1 month ago

Download Report
Non-Compliant
MGv6C-1.0
55%
Partial Support
Works on IPv6 Only?
Website Not Ready
DNS Ready
Email Not Ready

IPv6 Addresses Detected

2408:864e:c05::14a

IPv4 Addresses Detected

58.49.72.85

Network Information

WHOIS

IPv6 Network

Organization
CU-CN
Country
CN
ASN
AS4837 CHINA169-BACKBONE CHINA UNICOM China169 Backbone, CN
Network
2408:8000::/20

IPv4 Network

Organization
CHINANET-HB
Country
CN
ASN
AS4134 CHINANET-BACKBONE No.31,Jin-rong Street, CN
Network
58.48.0.0/13

Web Services

35%
4/8
AAAA Record

The domain has at least one IPv6 address (AAAA DNS record).

✓ 2408:864e:c05::14a

+1
Globally Routable IPv6

The IPv6 addresses are publicly routable — not link-local, ULA, loopback or documentation ranges.

✓ All addresses are globally routable.

+1
HTTP over IPv6

Website reachable on port 80 when connecting via IPv6.

✓ HTTP (port 80) responds over IPv6 — 820ms TTFB.

+1
HTTPS over IPv6

Website reachable on port 443 when connecting via IPv6.

✗ HTTPS is not accessible over IPv6.

0
IPv6-Only Reachability

Website responds when connected exclusively over IPv6, with no IPv4 fallback. Simulates what happens when IPv4 is turned off.

✗ Site is not reachable when limited to IPv6-only.

0
TLS Certificate Valid (IPv6)

The SSL/TLS certificate is valid, not expired, and matches the domain when connected via IPv6.

✗ TLS certificate is invalid, expired, or hostname mismatch over IPv6.

0
Dual-Stack (IPv4 + IPv6)

The domain has both A and AAAA records for backwards compatibility during the IPv6 transition.

✓ Domain has both A and AAAA records.

+1
HTTP/3 (QUIC)

Server advertises HTTP/3 support via the Alt-Svc: h3 header.

✗ No HTTP/3 support detected.

0

DNS & DNSSEC

25%
3/5
NS Has AAAA Record

At least one authoritative nameserver has an IPv6 address (AAAA record).

✓ Nameserver has IPv6 address.

+1
NS Reachable via IPv6

Authoritative nameserver accepts TCP connections on port 53 over IPv6.

✓ Nameserver is reachable via IPv6 on port 53.

+1
NS Answers Queries via IPv6

Nameserver actually resolves DNS queries when asked over IPv6 — not just TCP open, but functionally answering.

✓ DNS queries answered over IPv6.

+1
DNSSEC Validated

Full DNSSEC chain-of-trust validation passes. Prevents DNS cache poisoning and spoofing.

✗ DNSSEC validation failed or zone is unsigned.

0
Reverse DNS (PTR)

A PTR record exists in ip6.arpa for the IPv6 address. Important for email delivery and network diagnostics.

✗ No PTR record found.

0
DS Record at Parent

Delegation Signer record exists in the parent zone.

✗ No DS record at parent.

RRSIG Valid

RRSIG signatures are present and not expired.

✗ No valid RRSIG found.

Signing Algorithm

The cryptographic algorithm used for DNSSEC signing.

No DNSKEY record found.

Email Services

25%
3/6
MX Record Exists

The domain has at least one MX (Mail Exchange) DNS record pointing to a mail server.

✓ MX record found.

+1
MX Server Has IPv6

The highest-priority MX server resolves to an IPv6 address (AAAA record).

✗ MX server has no IPv6 address.

0
SMTP Reachable via IPv6

The MX server accepts SMTP connections (port 25) over IPv6 and responds with a 220 banner.

✗ SMTP is not reachable over IPv6.

0
STARTTLS over IPv6

The MX server supports STARTTLS encryption when connected over IPv6.

✗ STARTTLS not available over IPv6.

0
SPF Record

A TXT record with v=spf1 exists, declaring which servers may send email for this domain.

✓ SPF record found.

+1
DKIM Selector

A DKIM public key is published at a common selector, enabling email signature verification.

DKIM selector found: default._domainkey

DMARC Record

A DMARC policy record exists at _dmarc.<domain>, enabling email authentication reporting.

✓ DMARC record found.

+1

IPv4 Baseline

15%
2/3
A Record

The domain has at least one IPv4 address (A DNS record).

✓ 58.49.72.85

+1
HTTP over IPv4

Website reachable on port 80 when connecting via IPv4.

✓ HTTP (port 80) responds over IPv4 — 864ms TTFB.

+1
HTTPS over IPv4

Website reachable on port 443 when connecting via IPv4.

✗ HTTPS is not accessible over IPv4.

0

DNS Resolution Performance

Comparison of A (IPv4) vs AAAA (IPv6) query times across resolvers and transports. Shows median (p50) of 3 samples.

Resolver Transport A (IPv4) AAAA (IPv6) Delta
System Default 8.48 ms (p95: 23.25) 22.99 ms (p95: 23.06) +14.5 ms
Google IPv4 373.85 ms (p95: 1408.82) 233.68 ms (p95: 398.93) -140.2 ms
Google IPv6 413.27 ms (p95: 1091.71) 90.23 ms (p95: 365.46) -323 ms
Cloudflare IPv4 9.92 ms (p95: 19.92) 24.11 ms (p95: 27.32) +14.2 ms
Cloudflare IPv6 9.04 ms (p95: 9.59) 8.95 ms (p95: 112.89) -0.1 ms
Verification ID: 4f3f1590-6dd3-4361-af3b-8f4f65c22913 View Audit Trail

Score History

Check History

Last 6 checks

Date Score Status Triggered By
07 Mar 2026
01:01 UTC 		55 % Partial manual
06 Mar 2026
18:56 UTC 		55 % Partial manual
06 Mar 2026
17:43 UTC 		55 % Partial manual
06 Mar 2026
17:16 UTC 		55 % Partial manual
06 Mar 2026
03:19 UTC 		55 % Partial manual
04 Mar 2026
03:03 UTC 		55 % Partial manual