Domain report
tca.org.tw
tca.org.tw ranks in the top 0.027% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 91 distinct hosts observed under it.
Connectivity
- Top percentile
- 0.027%
- Hosts observed
- 91
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
Could not fetch https://tca.org.tw/: The operation was aborted due to timeout
Certificate until 2027-04-22C=TW, O=TAIWAN-CA, OU=SSL Sub-CA, CN=TWCA SSL Certification Authority
DNS records
- A
- 210.208.204.25
- AAAA
- No records found.
- MX
- No records found.
- NS
- fns.tca.org.tw.
- dns.tca.org.tw.
- AS
- Server in network Taiwan Fixed Network, Telco and Network Service Provider., AS9924 · Taiwan210.208.204.0/24, which holds 210.208.204.25
Live preview
Could not fetch https://tca.org.tw/: The operation was aborted due to timeout
Domain registration (WHOIS / RDAP)
- Registrar
- TWNIC
- Registered
- 1997-05-01
- Expires
- 2029-05-30
- Last changed
- 2023-09-05
Nameservers: dns.tca.org.tw, fns.tca.org.tw
Status: active
SSL certificate
- Common name
- *.tca.org.tw
- Issuer
- C=TW, O=TAIWAN-CA, OU=SSL Sub-CA, CN=TWCA SSL Certification Authority
- Valid from
- 2026-10-06
- Valid until
- 2027-04-22
Matches tca.org.tw exactly. Source: Certificate Transparency logs (crt.sh).
HTTP & security headers
Could not fetch https://tca.org.tw/: The operation was aborted due to timeout
Redirect chain
- 1.
http://tca.org.tw/The operation was aborted due to timeout
Meta tags
Could not fetch https://tca.org.tw/: The operation was aborted due to timeout
robots.txt
robots.txt request failed: The operation was aborted due to timeout
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
Could not fetch https://tca.org.tw/: The operation was aborted due to timeout
Related domains
Similar connectivity
Domains ranked just above and below it in the same snapshot.