ncatlab.org
Its Domain Power Rank is relatively high.
- Global Rank
- #76,797
▼ 939
- Rank in TLD
- #9,005
▼ 213
- Referring Domains
- 686
▼ 1
- Avg. Referrer Power Rank
- 33.8
- Subdomains
- 2
- Domain age
- 17 yr 11 mo
Link Overview
- Avg. Referrer Power Rank
- 33.8
- Median Referrer Power Rank
- 29.4
- Referring Domains
- 686
- Linked Domains
- 2,263
Referring Domains by Power Rank
0–9 64
10–19 126
20–29 161
30–39 123
40–49 61
50–59 56
60–69 45
70–79 34
80–89 12
90–100 4
Total 686
Referring Domains
| Referring domain | Power Rank | Global Rank |
|---|---|---|
| google.com | 99.8 | #1 |
| github.com | 93.6 | #19 |
| wikipedia.org | 91.8 | #34 |
| europa.eu | 90.5 | #44 |
| weebly.com | 87.4 | #85 |
| columbia.edu | 85.2 | #151 |
| wikimedia.org | 85.2 | #150 |
| substack.com | 84.4 | #173 |
| arxiv.org | 83.9 | #197 |
| stanford.edu | 83.3 | #237 |
Basic Information
- TLD
- .org
- Registration date
- 27 Nov 2008
- Last updated
- 5 Nov 2026
- Expires
- 27 Nov 2026 (22 days remaining)
- Domain statuses
- ok
- Registry
- Public Interest Registry (PIR)
- Registrar
- ENOM, INC.
Subdomain
nforum.ncatlab.orgwww.ncatlab.org
DNS
| Type | Name | TTL | Value |
|---|---|---|---|
| A | ncatlab.org | 300 | 128.2.25.48 |
| MX | ncatlab.org | 300 | 300 saunders2.andrew.cmu.edu |
| NS | ncatlab.org | 86400 | bailey.ns.cloudflare.com |
| NS | ncatlab.org | 86400 | quincy.ns.cloudflare.com |
| SOA | ncatlab.org | 1800 | bailey.ns.cloudflare.com. dns.cloudflare.com. 2419107079 10000 2400 604800 1800 |
| TXT | ncatlab.org | 300 | v=spf1 mx include:_spf.cmu.edu -all |
Email Authentication
- MX
- Valid
- SPF
- Valid
- DMARC
- Valid
DMARC is set to p=reject, asking receiving servers to reject messages that fail authentication.
Some information is cached or comes from our own analysis, so it may not be current or complete. Our link analysis does not cover every link on the web. Metrics are based on our own methodology and should not be taken as definitive assessments of a domain’s or service’s quality or trustworthiness.