exfo.com
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
- #130,305
▲ 485
- Rank in TLD
- #56,259
▼ 706
- Referring Domains
- 532
▼ 5
- Avg. Referrer Power Rank
- 27.7
- Subdomains
- 21
- Domain age
- 31 yr 0 mo
Link Overview
- Avg. Referrer Power Rank
- 27.7
- Median Referrer Power Rank
- 24.4
- Referring Domains
- 532
- Linked Domains
- 195
Referring Domains by Power Rank
0–9 74
10–19 135
20–29 122
30–39 73
40–49 63
50–59 37
60–69 16
70–79 7
80–89 3
90–100 2
Total 532
Referring Domains
| Referring domain | Power Rank | Global Rank |
|---|---|---|
| wikipedia.org | 91.8 | #34 |
| adobe.com | 90.7 | #43 |
| ietf.org | 84.0 | #196 |
| prnewswire.com | 82.7 | #272 |
| canada.ca | 80.9 | #397 |
| rfc-editor.org | 78.9 | #602 |
| redhat.com | 78.4 | #657 |
| techradar.com | 76.6 | #936 |
| marketsandmarkets.com | 73.3 | #1,793 |
| cuny.edu | 72.1 | #2,319 |
Basic Information
- TLD
- .com
- Registration date
- 1 Nov 1995
- Last updated
- 16 May 2026
- Expires
- 31 Oct 2029 (1,091 days remaining)
- Domain statuses
- clientTransferProhibited
- Registry
- VeriSign Global Registry Services
- Registrar
- Amazon Registrar, Inc.
Subdomain
accessories.exfo.comaccount.exfo.comapps.exfo.comauth.exfo.comcareers.exfo.comcet.exfo.comdemosample.exfo.comdiscover.exfo.comdmc.exfo.comdocuments.exfo.comexplore.exfo.comftp.exfo.comgo.exfo.cominfo.exfo.cominvestors.exfo.comknowledge.exfo.comorders.exfo.compartners.exfo.comrma.exfo.comstore.exfo.com
DNS
| Type | Name | TTL | Value |
|---|---|---|---|
| A | exfo.com | 3600 | 217.114.94.2 |
| MX | exfo.com | 3600 | 10 exfo-com.mail.protection.outlook.com |
| NS | exfo.com | 172800 | ns-333.awsdns-41.com |
| NS | exfo.com | 172800 | ns-938.awsdns-53.net |
| NS | exfo.com | 172800 | ns-1161.awsdns-17.org |
| NS | exfo.com | 172800 | ns-1551.awsdns-01.co.uk |
| SOA | exfo.com | 3600 | ns-938.awsdns-53.net. dnsmaster.exfo.com. 2014020301 1800 600 1209600 3600 |
| TXT | exfo.com | 3600 | MS=ms10591992 |
| TXT | exfo.com | 3600 | 8qaekc35na275p8e8khhrcanil |
| TXT | exfo.com | 3600 | ck2n70053uf7hg0i80v5k6tctj |
| TXT | exfo.com | 3600 | g43vkaepfcii1h5q471pueiojn |
| TXT | exfo.com | 3600 | apple-domain-verification=d1rX727nHT1mU6tK |
| TXT | exfo.com | 3600 | docusign=15834984-633e-468c-9289-a389bb7c3646 |
| TXT | exfo.com | 3600 | PwpVklSkMSumIaMDWtm4f4ppjka3ts6iV1F7GLGrqHAb//QcGLFmyrWj0TYOCFq0JQhU4QjZSxKOjvRRPyy8HA== |
| TXT | exfo.com | 3600 | cisco-ci-domain-verification=4f555c6d55cd1c48baa11a318b5b70ce4f09123e4dab23208a10eadb5ca03f81 |
| TXT | exfo.com | 3600 | v=spf1 ip4:52.114.159.40 ip4:23.253.197.137 ip4:193.105.76.150 ip4:52.207.191.216 ip4:54.240.64.201 ip4:54.240.64.202 ip4:20.52.249.128/28 ip4:20.52.249.144/28 ip4:20.113.208.112/28 ip4:20.113.208.48/28 ip4:172.188.36.64/28 ip4:172.188.35.216/29 ip4:20.2.60.96/28 ip4:20.2.224.208/29 ip4:130.214.134.192/29 ip4:20.62.197.192/28 ip4:20.62.197.240/28 ip4:20.62.194.0/31 ip4:20.62.198.96/28 ip4:20.62.198.0/28 ip4:20.62.195.136/31 ip4:164.138.221.186 include:amazonses.com include:spf.protection.outlook.com include:sendgrid.net include:mktomail.com include:_spf1.mailgun.org include:_spf2.mailgun.org include:_spf.eu.mailgun.org -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.