Sfei.org Home | San Francisco Estuary Institute

Sfei.org Overview

Sfei.org ranking shows that the page is at position 1,942,981 over the world.

In terms of rank-to-traffic ratio, sfei.org has 380 unique users per day, viewing 384 pages. The rank based value of sfei.org is 3,154 USD. Every user makes 1.08 pageviews on average.

Sfei.org boasts a link base consisting of 638 referring domains and 802 external backlinks, as revealed by the data obtained from web network scanning.

Sfei.org top-level domain belongs to .ORG domain zone. Check other webpages in .ORG zone.

According the last verification test in May 15, 2021, sfei.org has an expired wildcard SSL certificate issued by Sectigo Limited (expired on March 04, 2022). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Sectigo Limited.

Relying on data from Web of Trust sfei.org is probably an unsafe domain.

According the Mobile-Friendly test by Google sfei.org is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Sfei.org Rank Summary

Global Rank

1,942,981

Average Load Time

0.82sec

Links In Count

130

Website Value

$2,920

Audience Geography. Where are sfei.org visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on sfei.org?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is sfei.org?

Period	Global Rank	Global Rank Delta
past 3 months	1942981	1166649
past month	2454049	914659

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	2529945	1714864	1	-81.533%	1	-55.985%
30	2512911	487193	1	-35.17%	2	70%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	1690662	880555	2	-57.919%
30	2476866	1150443	1	-62.759%

Sfei.org Website Safety

Overview

Last Updated: 12/26/2024

Overall result - sfei.org is safe.

We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Last Updated: 03/30/2024

sfei.org is safe.

Norton ConnectSafe evaluates sfei.org for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 07/18/2017

sfei.org is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing

Last Updated: 01/09/2019

sfei.org is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

Site Advisor

Last Updated: 02/21/2021

sfei.org is safe.

McAfee assesses sfei.org for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze sfei.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/12/2019

sfei.org child safety is uncertain.

The WOT calculates reputation of the sfei.org. This reputation system receives ratings from users and information from third-party sources, assesses the sfei.org for safety features and confirms, whether sfei.org is suitable for children.

SSL Information

SSL Checker Tool

Domain	*.sfei.org
Issuer Organization	Sectigo Limited
Issuer	Sectigo RSA Domain Validation Secure Server CA
Algorithm	RSA-SHA256
Valid form	12/05/2019
Expiration	03/04/2022
Signed	Certificate is not self signed
Additional Domains	*.sfei.org sfei.org

Sfei.org Rank History

Alexa Rank shows how popular sfei.org is in comparison with other sites. The most popular site has Alexa Rank equals 1. If sfei.org has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to sfei.org and pageviews on sfei.org over the past 3 months.

Sfei.org Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 13335

ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 03/18/2024

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 13335
ASName: CLOUDFLARENET
ASHandle: AS13335
RegDate: 2010-07-14
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/autnum/13335

OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/entity/CLOUD14

OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

OrgNOCHandle: NOC11962-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Sfei.org Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: sfei.org
Registry Domain ID: 6aa464f138c74ff293f6cc5b6443b3bd-LROR
Registrar WHOIS Server: http://whois.squarespace.domains
Registrar URL: https://domains.squarespace.com
Updated Date: 2023-03-21T05:00:28Z
Creation Date: 1995-02-03T05:00:00Z
Registry Expiry Date: 2024-02-04T05:00:00Z
Registrar: Squarespace Domains II LLC
Registrar IANA ID: 895
Registrar Abuse Contact Email: abuse-complaints@squarespace.com
Registrar Abuse Contact Phone: +1.6466935324
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: Contact Privacy Inc. Customer 7151571251
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: ON
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: CA
Registrant Phone: REDACTED FOR PRIVACY
Registrant Phone Ext: REDACTED FOR PRIVACY
Registrant Fax: REDACTED FOR PRIVACY
Registrant Fax Ext: REDACTED FOR PRIVACY
Registrant Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Admin ID: REDACTED FOR PRIVACY
Admin Name: REDACTED FOR PRIVACY
Admin Organization: REDACTED FOR PRIVACY
Admin Street: REDACTED FOR PRIVACY
Admin City: REDACTED FOR PRIVACY
Admin State/Province: REDACTED FOR PRIVACY
Admin Postal Code: REDACTED FOR PRIVACY
Admin Country: REDACTED FOR PRIVACY
Admin Phone: REDACTED FOR PRIVACY
Admin Phone Ext: REDACTED FOR PRIVACY
Admin Fax: REDACTED FOR PRIVACY
Admin Fax Ext: REDACTED FOR PRIVACY
Admin Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Tech ID: REDACTED FOR PRIVACY
Tech Name: REDACTED FOR PRIVACY
Tech Organization: REDACTED FOR PRIVACY
Tech Street: REDACTED FOR PRIVACY
Tech City: REDACTED FOR PRIVACY
Tech State/Province: REDACTED FOR PRIVACY
Tech Postal Code: REDACTED FOR PRIVACY
Tech Country: REDACTED FOR PRIVACY
Tech Phone: REDACTED FOR PRIVACY
Tech Phone Ext: REDACTED FOR PRIVACY
Tech Fax: REDACTED FOR PRIVACY
Tech Fax Ext: REDACTED FOR PRIVACY
Tech Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Name Server: cash.ns.cloudflare.com
Name Server: maya.ns.cloudflare.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2023-10-04T07:52:22Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Sfei.org HTML Check

HTML Validation Tool

Warnings

The “type” attribute for the “style” element is not needed and should be omitted.

The first occurrence of ID “news” was here.

The “charset” attribute on the “script” element is obsolete.

The “type” attribute is unnecessary for JavaScript resources.

Errors

Bad value “https://fonts.googleapis.com/css?family=Bitter:700,regular|Lato:100,300,700&subset=latin-ext,latin” for attribute “href” on element “link”: Illegal character in query: “|” is not allowed.

No space between attributes.

Bad value “100%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

Stray end tag “img”.

Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

Start tag “a” seen but an element of the same type was already open.

End tag “a” violates nesting rules.

Stray end tag “span”.

Stray end tag “a”.

Element “blockquote” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

Duplicate ID “news”.

Sfei.org Desktop Performance

Last tested: 05/22/2017

Desktop Speed

66%

Leverage browser caching

Optimize images

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Minify JavaScript

Prioritize visible content

Desktop Resource Breakdown

Total Resources	164
Number of Hosts	15
Static Resources	87
JavaScript Resources	17
CSS Resources	11

Sfei.org Mobile Insights

Last tested: 05/21/2017

Mobile Usability

96%

Size content to viewport

Size tap targets appropriately

Mobile Speed

50%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Optimize images

Prioritize visible content

Minify JavaScript

Mobile Resource Breakdown

Total Resources	161
Number of Hosts	15
Static Resources	83
JavaScript Resources	17
CSS Resources	11

Sfei.org Common Typos

www.sfei.com
www.sfei.net
www.sfei.org
www.sfei.info
www.sfei.biz
www.sfei.us
www.sfei.mobi
www.fei.org
www.sfei.org
www.wfei.org
www.swfei.org
www.wsfei.org
www.efei.org
www.sefei.org
www.esfei.org
www.dfei.org
www.sdfei.org
www.dsfei.org
www.zfei.org
www.szfei.org
www.zsfei.org
www.xfei.org
www.sxfei.org
www.xsfei.org
www.afei.org
www.safei.org
www.asfei.org
www.sei.org
www.scei.org
www.sfcei.org
www.scfei.org
www.sdei.org
www.sfdei.org
www.srei.org
www.sfrei.org
www.srfei.org
www.stei.org
www.sftei.org
www.stfei.org
www.sgei.org
www.sfgei.org
www.sgfei.org
www.svei.org
www.sfvei.org
www.svfei.org
www.sfi.org
www.sfwi.org
www.sfewi.org
www.sfwei.org
www.sfsi.org
www.sfesi.org
www.sfsei.org
www.sfdi.org
www.sfedi.org
www.sfri.org
www.sferi.org
www.sfe.org
www.sfeu.org
www.sfeiu.org
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www.sfeij.org
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www.sfeo.org
www.sfeio.org
www.sfeoi.org

Sfei.org Home | San Francisco Estuary Institute

Sfei.org Overview

Sfei.org Rank Summary

Sfei.org Website Safety

Sfei.org Rank History

Sfei.org Hosting Information

Sfei.org Domain Registration and Settings

Sfei.org HTML Check

Sfei.org Desktop Performance

Sfei.org Mobile Insights

Sfei.org Similar Audits

Sfei.org Common Typos