spf.org
Its Domain Power Rank is relatively high.
- Global Rank
- #49,737
▲ 1,549
- Rank in TLD
- #5,778
▲ 173
- Referring Domains
- 1,171
▼ 5
- Avg. Referrer Power Rank
- 32.4
- Subdomains
- 4
- Domain age
- 31 yr 2 mo
Link Overview
- Avg. Referrer Power Rank
- 32.4
- Median Referrer Power Rank
- 29.3
- Referring Domains
- 1,171
- Linked Domains
- 2,792
Referring Domains by Power Rank
0–9 132
10–19 229
20–29 243
30–39 184
40–49 152
50–59 115
60–69 65
70–79 34
80–89 14
90–100 3
Total 1,171
Referring Domains
| Referring domain | Power Rank | Global Rank |
|---|---|---|
| google.com | 99.8 | #1 |
| wikipedia.org | 91.8 | #34 |
| europa.eu | 90.5 | #44 |
| columbia.edu | 85.2 | #151 |
| www.gov.uk | 84.5 | #169 |
| substack.com | 84.4 | #173 |
| un.org | 83.5 | #222 |
| pewresearch.org | 83.3 | #235 |
| stanford.edu | 83.3 | #237 |
| mit.edu | 83.2 | #238 |
Basic Information
- TLD
- .org
- Registration date
- 10 Aug 1995
- Last updated
- 12 Aug 2026
- Expires
- 9 Aug 2027 (277 days remaining)
- Domain statuses
- clientTransferProhibited
- Registry
- Public Interest Registry (PIR)
- Registrar
- Network Solutions, LLC
Subdomain
40th.spf.orgocean-mail.spf.orgscholarship.spf.orgwww.spf.org
DNS
| Type | Name | TTL | Value |
|---|---|---|---|
| A | spf.org | 60 | 54.178.186.17 |
| A | spf.org | 60 | 52.192.255.165 |
| A | spf.org | 60 | 13.192.6.91 |
| NS | spf.org | 172800 | ns-1053.awsdns-03.org |
| NS | spf.org | 172800 | ns-1567.awsdns-03.co.uk |
| NS | spf.org | 172800 | ns-173.awsdns-21.com |
| NS | spf.org | 172800 | ns-896.awsdns-48.net |
| SOA | spf.org | 900 | ns-896.awsdns-48.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400 |
| TXT | spf.org | 86400 | _7syu68lixv7ppu3do9n41p0dqzgjj9n |
| TXT | spf.org | 86400 | _8j8u1v8g4mruw7jpylfaklmz026ytt2 |
| TXT | spf.org | 86400 | google-site-verification=25pd_wPvu8rK4Rla-LL51V-dtl0p-LpFeY6bBTzG2tM |
Email Authentication
- MX
- Warning
No MX record was found, but mail delivery may fall back to this domain’s A or AAAA record.
- SPF
- Not configured
No matching DNS record was found.
- DMARC
- Warning
DMARC is set to p=none, which does not ask receiving servers to quarantine or reject failing messages.
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.