captcha.org
Its Domain Power Rank is relatively high.
- Global Rank
- #13,211
▼ 2,152
- Rank in TLD
- #1,543
▼ 247
- Referring Domains
- 3,101
▼ 174
- Average Referrer Power Rank
- 12.6
- Subdomains
- 0
- Domain age
- 21 yr 6 mo
Link summary
- Average Referrer Power Rank
- 12.6
- Median Referrer Power Rank
- 9.1
- Referring Domains
- 3,101
- Linked domain count
- 2
Referrer Power Rank distribution
0–9 1,644
10–19 767
20–29 347
30–39 164
40–49 99
50–59 47
60–69 19
70–79 13
80–89 1
90–100 0
Total 3,101
Referring domains
| Referring domain | Power Rank | Global Rank |
|---|---|---|
| nih.gov | 87.0 | #93 |
| intel.com | 79.5 | #537 |
| umd.edu | 77.1 | #836 |
| mastercard.com | 77.0 | #856 |
| dhs.gov | 76.9 | #887 |
| unhcr.org | 75.3 | #1,188 |
| kaspersky.com | 73.9 | #1,581 |
| ohio.gov | 73.2 | #1,841 |
| informa.com | 72.9 | #1,947 |
| ky.gov | 72.6 | #2,053 |
Basic Information
- TLD
- .org
- Registration date
- 12 Apr 2005
- Last updated
- 12 Aug 2026
- Expires
- 12 Apr 2027
- Domain statuses
- clientTransferProhibited
- Registry
- Public Interest Registry (PIR)
- Registrar
- Misk.com, Inc.
Subdomain
No data
DNS
| Type | Name | TTL | Value |
|---|---|---|---|
| A | captcha.org | 300 | 188.40.246.97 |
| MX | captcha.org | 300 | 10 mail.captcha.org |
| NS | captcha.org | 300 | hydrogen.ns.hetzner.com |
| NS | captcha.org | 300 | oxygen.ns.hetzner.com |
| NS | captcha.org | 300 | helium.ns.hetzner.de |
| SOA | captcha.org | 300 | hydrogen.ns.hetzner.com. dns.hetzner.com. 2026020800 86400 10800 3600000 3600 |
These figures cover only links found in our own analysis, not every link on the web.