refer.io homepage screenshot

refer.io website report

Refer.io

Refer was registered 14 years 6 months ago, is ranked #241,093 worldwide (top 7%), has an estimated value of $7,200. It may earn around $752 per month from advertising.

Dutch

Last updated

Estimated worth
$7,200
Automated valuation
Global rank
#241,093
Improving
Monthly visitors
7,884
394K page views
Domain age
14 years 6 months
Since Apr 11, 2012
Hosted in
United States
Merit Network
Security headers
19/100
Response 0.16 s

Key facts about refer.io

Domain
refer.io
Website name
Refer.io
Estimated worth
$7,200
Global rank
#241,093 (top 7% of 3.2M ranked sites)
Monthly visitors (est.)
7,884 · 394K page views
Registered
April 11, 2012 (14 years 6 months ago)
Expires
April 11, 2027
Registrar
Key-Systems GmbH
Server location
Mountain View, United States
Network
Merit Network
Email provider
Google Workspace
Language
Dutch
Data updated

Estimated traffic & revenue

Page viewsVisitorsAd revenue
Daily13,140263$25
Monthly394,1967,884$752
Yearly4,730,35294,608$9,024

Modelled from the global rank — not measured analytics. Use them to compare sites, not as exact figures.

Global rank history

#241K #18.5M #36.7M 2026-06: #36,714,903 Jun 26 2026-07: #333,067 Jul 26 2026-08: #325,310 Aug 26 2026-09: #241,093 Sep 26
Monthly values
MonthGlobal rank
2026-06#36,714,903
2026-07#333,067
2026-08#325,310
2026-09#241,093

Source: Rankeez (Tranco, Majestic, DomCop, Cisco Umbrella).

How we estimate refer.io's value

$7,200

The estimate is the higher of two independent approaches, both computed automatically from public data.

  • Traffic value: $7,200Driven by the global rank #241,093 (≈394K page views / month) plus a capped age bonus.
  • Activity value: $1,100Domain age plus observable signs of an active, professionally run website.

Activity signals found

Domain age (14 years 6 months)$243
Active website with metadata+$150
Substantial homepage content+$150
Professional email (Google Workspace)+$150
Email authentication (SPF)+$50
Business services (Google Workspace, OpenAI, SendGrid)+$300
Security headers (19/100)+$57

Revenue, sales or private analytics are not public and are not included. This is not an appraisal or a sale price.

On-page SEO

TitleRefer.io
8 chars
Meta descriptionMissing
Meta keywordsNone
LanguageDutch
Response time0.16 s Fast

Homepage structure

H1 headings1
H2 headings2
H3 headings5
H4 headings0
Paragraphs12
Links32
Images12
Bold text0

Exactly one H1 heading — good practice.

Technology & infrastructure

CDN / proxyNone detected
Web serverGoogle Frontend
Platform / languageNext.js
DNS providerGoogle Domains
Email providerGoogle Workspace
SPF recordv=spf1 ip4:198.37.155.96 ip4:149.72.219.191 ip4:149.72.254.162 ip4:149.72.211.4 ip4:149.72.39.87 ip4:149.72.232.64 ip4:198.21.3.217 include:_spf.google.com include:sendgrid.net ~all
IPv6 (AAAA)No
CAA recordNo

Services verified in DNS

Google Search Console Google Workspace OpenAI SendGrid

Detected from TXT verification and SPF records published by the domain owner.

Domain name

Extension.io — the country code of the British Indian Ocean Territory, widely used by tech start-ups
Name length5 characters Short
Hyphens / digitsNo hyphen · no digits

Security headers

19
0 passed · 3 to improve · 5 missing
Collected with an older method; a fresh check is running and will appear on your next visit.
  • HTTPSThe homepage is not served over HTTPS.
  • Strict-Transport-Security (HSTS)Not set: browsers may still try plain HTTP first.
  • Content-Security-PolicyNot set: no restriction on which scripts may run.
  • Clickjacking protectionNeither X-Frame-Options nor CSP frame-ancestors is set.
  • X-Content-Type-OptionsNot set to nosniff.
  • Referrer-PolicyNot set (browsers default to strict-origin-when-cross-origin).
  • Permissions-PolicyNot set: browser features are not explicitly restricted.
  • Software version disclosureReveals X-Powered-By: Next.js, which helps attackers target known vulnerabilities.
Raw HTTP response headers
HTTP/2 200 
x-powered-by: Next.js
etag: "2dma9oxs619pz"
content-type: text/html; charset=utf-8
vary: Accept-Encoding
x-cloud-trace-context: d94117644ba35b7f6f513f26c6e280c4
content-length: 12604
date: Sat, 19 Sep 2026 22:57:31 GMT
server: Google Frontend
via: 1.1 google
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000

Hosting

IP address35.241.1.251
Location Mountain View, United States
Network (ISP)Merit Network
Server softwareGoogle Frontend

Nameservers

HostIPCountry
ns-cloud-d1.googledomains.com216.239.32.109 United States
ns-cloud-d2.googledomains.com216.239.34.109 United States
ns-cloud-d3.googledomains.com216.239.36.109 United States
ns-cloud-d4.googledomains.com216.239.38.109 United States

Domain registration (WHOIS)

RegistrarKey-Systems GmbH
CreatedApril 11, 2012 14 years 6 months ago
UpdatedAugust 12, 2026
ExpiresApril 11, 2027 in 171 days
StatusclientDeleteProhibited
Raw WHOIS record
Domain Name: refer.io
Registry Domain ID: REDACTED
Registrar WHOIS Server: whois.rrpproxy.net
Registrar URL: http://key-systems.net
Updated Date: 2026-08-12T03:41:08Z
Creation Date: 2012-04-11T00:05:50Z
Registry Expiry Date: 2027-04-11T00:05:50Z
Registrar: Key-Systems GmbH
Registrar IANA ID: 269
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +49.68949396850
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED
Registrant Name: REDACTED
Registrant Organization: c/o whoisproxy.com
Registrant Street: REDACTED
Registrant City: REDACTED
Registrant State/Province: VA
Registrant Postal Code: REDACTED
Registrant Country: US
Registrant Phone: REDACTED
Registrant Phone Ext: REDACTED
Registrant Fax: REDACTED
Registrant Fax Ext: REDACTED
Registrant Email: REDACTED
Registry Admin ID: REDACTED
Admin Name: REDACTED
Admin Organization: REDACTED
Admin Street: REDACTED
Admin City: REDACTED
Admin State/Province: REDACTED
Admin Postal Code: REDACTED
Admin Country: REDACTED
Admin Phone: REDACTED
Admin Phone Ext: REDACTED
Admin Fax: REDACTED
Admin Fax Ext: REDACTED
Admin Email: REDACTED
Registry Tech ID: REDACTED
Tech Name: REDACTED
Tech Organization: REDACTED
Tech Street: REDACTED
Tech City: REDACTED
Tech State/Province: REDACTED
Tech Postal Code: REDACTED
Tech Country: REDACTED
Tech Phone: REDACTED
Tech Phone Ext: REDACTED
Tech Fax: REDACTED
Tech Fax Ext: REDACTED
Tech Email: REDACTED
Name Server: ns-cloud-d1.googledomains.com
Name Server: ns-cloud-d2.googledomains.com
Name Server: ns-cloud-d3.googledomains.com
Name Server: ns-cloud-d4.googledomains.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://icann.org/wicf/
>>> Last update of WHOIS database: 2026-09-19T22:57:29Z <<<

For more information on Whois status codes, please visit https://icann.org/epp

Terms of Use: Access to WHOIS information is provided to assist persons in determining the contents of a domain name registration record in the registry database. The data in this record is provided by Identity Digital or the Registry Operator for informational purposes only, and accuracy is not guaranteed. This service is intended only for query-based access. You agree that you will use this data only for lawful purposes and that, under no circumstances will you use this data to (a) allow, enable, or otherwise support the transmission by e-mail, telephone, or facsimile of mass unsolicited, commercial advertising or solicitations to entities other than the data recipient's own existing customers; or (b) enable high volume, automated, electronic processes that send queries or data to the systems of Registry Operator, a Registrar, or Identity Digital except as reasonably necessary to register domain names or modify existing registrations. When using the Whois service, please consider the following: The Whois service is not a replacement for standard EPP commands to the SRS service. Whois is not considered authoritative for registered domain objects. The Whois service may be scheduled for downtime during production or OT&E maintenance periods. Queries to the Whois services are throttled. If too many queries are received from a single IP address within a specified time, the service will begin to reject further queries for a period of time to prevent disruption of Whois service access. Abuse of the Whois system through data mining is mitigated by detecting and limiting bulk query access from single sources. Where applicable, the presence of a [Non-Public Data] tag indicates that such data is not made publicly available due to applicable data privacy laws or requirements. Should you wish to contact the registrant, please refer to the Whois records available through the registrar URL listed above. Access to non-public data may be provided, upon request, where it can be re
asonably confirmed that the requester holds a specific legitimate interest and a proper legal basis for accessing the withheld data. Access to this data provided by Identity Digital can be requested by submitting a request via the form found at https://www.identity.digital/about/policies/whois-layered-access/. The Registrar of Record identified in this output may have an RDDS service that can be queried for additional information on how to contact the Registrant, Admin, or Tech contact of the queried domain name. Identity Digital Inc. and Registry Operator reserve the right to modify these terms at any time. By submitting this query, you agree to abide by this policy.

DNS records

TypeHostValueTTL
Arefer.ioip: 35.241.1.25186397
NSrefer.iotarget: ns-cloud-d4.googledomains.com21598
NSrefer.iotarget: ns-cloud-d1.googledomains.com21598
NSrefer.iotarget: ns-cloud-d3.googledomains.com21598
NSrefer.iotarget: ns-cloud-d2.googledomains.com21598
SOArefer.iomname: ns-cloud-d1.googledomains.com
rname: dns-admin.google.com
serial: 0
refresh: 21600
retry: 3600
expire: 1209600
minimum-ttl: 300
299
MXrefer.iopri: 5
target: alt1.aspmx.l.google.com
86400
MXrefer.iopri: 10
target: alt3.aspmx.l.google.com
86400
MXrefer.iopri: 5
target: alt2.aspmx.l.google.com
86400
MXrefer.iopri: 10
target: alt4.aspmx.l.google.com
86400
MXrefer.iopri: 1
target: aspmx.l.google.com
86400
TXTrefer.iotxt: google-site-verification=eAWL76Mcr8WM6lBeLOTxXKkYpHLMout9stD0UTf5e4Y60
Show all 15 records
TXTrefer.iotxt: google-site-verification=TjEyN9fC6eOuXtZtqfunsojBXjzhS5swKYPuB9UM8u060
TXTrefer.iotxt: v=spf1 ip4:198.37.155.96 ip4:149.72.219.191 ip4:149.72.254.162 ip4:149.72.211.4 ip4:149.72.39.87 ip4:149.72.232.64 ip4:198.21.3.217 include:_spf.google.com include:sendgrid.net ~all60
TXTrefer.iotxt: openai-domain-verification=dv-AIkInYudNWLSJLA1B1tcTOBL60

Websites ranked near refer.io

  1. #241,074 the-store.com $7,357
  2. #241,086 yakubi-berlin.de $7,012
  3. #241,086 prsuniv.ac.in $7,012
  4. #241,090 applysquare.com $7,177
  5. #241,093 refer.io $7,200
  6. #241,096 evenkya.ru $7,357
  7. #241,100 virtuaal.com $7,312
  8. #241,105 eggplantstudios.ca $7,011
  9. #241,107 hostnext.net $7,251

Questions about refer.io

When was refer.io registered?

Refer.io was registered on April 11, 2012, making it 14 years 6 months old.

Who is the domain registrar for refer.io?

Refer.io is registered through Key-Systems GmbH.

Where is refer.io hosted?

Refer.io's server (IP 35.241.1.251) is located in Mountain View, United States.

How much is refer.io worth?

We estimate refer.io is worth $7,200. This is an automated estimate based on the site's global traffic rank, domain age and observable activity signals (professional email, business services, security, CDN) — not a professional appraisal or a real sale price.

How much traffic does refer.io get?

Based on its rank, refer.io receives roughly 7,884 unique visitors and 394K page views per month. These figures are modelled from the rank, not measured.

What is refer.io's global rank?

Refer.io has an estimated global rank of 241,093, sourced from Rankeez.com, which aggregates the Tranco, Majestic, DomCop and Cisco Umbrella rankings. Its rank has improved over the tracked period. This is an independent estimate, not affiliated with Amazon Alexa, which discontinued its own ranking service in 2022.

Who hosts refer.io?

Refer.io resolves to 35.241.1.251, on the network of Merit Network. Its DNS is managed by Google Domains.

What email provider does refer.io use?

According to its MX records, refer.io receives email with Google Workspace. It publishes an SPF record to authenticate its outgoing mail.

When does refer.io expire?

The domain registration of refer.io is valid until April 11, 2027 (in 171 days), at Key-Systems GmbH. Owners usually renew before that date.

Own refer.io? Add the badge

refer.io on StatMemory

Shows your live global rank. To cite this report: “StatMemory, refer.io website report, https://statmemory.com/refer.io”.

StatMemory is not affiliated with refer.io. This report shows publicly available data (DNS, WHOIS, HTTP headers, public top-site lists) and automated estimates for information purposes.