ptlibrary.org
Its Domain Power Rank is moderate. This domain was registered at least 20 years ago. Links from multiple referring domains appear in the observed data.
- Global Rank
- #474,855
▲ 37,983
- Rank in TLD
- #53,794
▲ 3,454
- Referring Domains
- 57
▲ 3
- Avg. Referrer Power Rank
- 36.2
- Subdomains
- 4
- Domain age
- 27 yr 7 mo
Link Overview
- Avg. Referrer Power Rank
- 36.2
- Median Referrer Power Rank
- 28.9
- Referring Domains
- 57
- Linked Domains
- 229
Referring Domains by Power Rank
0–9 1
10–19 12
20–29 18
30–39 6
40–49 5
50–59 8
60–69 1
70–79 3
80–89 2
90–100 1
Total 57
Referring Domains
| Referring domain | Power Rank | Global Rank |
|---|---|---|
| google.com | 99.8 | #1 |
| weebly.com | 87.4 | #85 |
| substack.com | 84.4 | #173 |
| cmu.edu | 79.4 | #555 |
| itch.io | 76.5 | #951 |
| familysearch.org | 70.5 | #3,049 |
| nebraska.gov | 69.7 | #3,582 |
| leapevents.com | 59.7 | #18,358 |
| e-clubhouse.org | 58.6 | #22,524 |
| growthzoneapp.com | 57.8 | #26,267 |
Basic Information
- TLD
- .org
- Registration date
- 16 Mar 1999
- Last updated
- 12 Aug 2026
- Expires
- 16 Mar 2029 (862 days remaining)
- Domain statuses
- clientTransferProhibited
- Registry
- Public Interest Registry (PIR)
- Registrar
- Network Solutions, LLC
Subdomain
events.ptlibrary.orgmail.ptlibrary.orgtestsite.ptlibrary.orgwww.ptlibrary.org
DNS
| Type | Name | TTL | Value |
|---|---|---|---|
| A | ptlibrary.org | 1800 | 162.159.135.42 |
| MX | ptlibrary.org | 3600 | 30 mail2.peterstownship.com |
| MX | ptlibrary.org | 3600 | 10 mx2.hc5673-24.iphmx.com |
| MX | ptlibrary.org | 3600 | 20 mail.peterstownship.com |
| MX | ptlibrary.org | 3600 | 10 mx1.hc5673-24.iphmx.com |
| NS | ptlibrary.org | 7200 | ns91.worldnic.com |
| NS | ptlibrary.org | 7200 | ns92.worldnic.com |
| SOA | ptlibrary.org | 7200 | NS91.WORLDNIC.COM. namehost.WORLDNIC.COM. 126100809 10800 3600 604800 3600 |
| TXT | ptlibrary.org | 7200 | v=spf1 exists:%{i}.spf.hc5673-24.iphmx.com include:smtp.iii.com include:hpl-relay.polarislibrary.com include:spf.protection.outlook.com ip4:71.182.147.70 ip4:71.182.147.78 ip4:166.62.110.90 ip4:64.58.244.140 mx ~all |
Email Authentication
- MX
- Valid
- SPF
- Configuration error
An SPF policy referenced by include or redirect is missing, invalid or causes a loop.
- DMARC
- Not configured
DMARC is not configured.
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.