Status
Online
Server IP address resolved: Yes
Http response code: 200
Response time: 0.24 sec.
Last Checked: 08/20/2025
Zefr.com traffic estimate is about 488 unique visitors and 927 pageviews per day. The approximated value of zefr.com is 8,760 USD. Every unique visitor makes about 1.9 pageviews on average.
Alexa Traffic Rank estimates that zefr.com is ranked number 49,640 in the world, while most of its traffic comes from United States, where it occupies as high as 141,250 place.
It’s good for zefr.com that their hosting company HURRICANE - Hurricane Electric LLC, US is located in United States, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by HURRICANE - Hurricane Electric LLC, US.
Zefr.com is registered under .COM top-level domain. Check other websites in .COM zone.
During the last check (November 12, 2022) zefr.com has an expired wildcard SSL certificate issued by DigiCert Inc (expired on April 02, 2023), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by DigiCert Inc.
In accordance with Google Safe Browsing, Google Safe Search and Symantec zefr.com is pretty a safe domain.
Relying on Google Mobile-Friendly test zefr.com is well optimized for mobile and tablet devices.
Where are website visitors coming from?
| Country | Visitors |
|---|---|
United States US | 98.2% |
| Other | 1.8% |
| Country | Pageviews |
|---|---|
United States US | 98.2% |
| Other | 1.8% |
| Country | Rank |
|---|---|
United States US | 141250 |
Where do visitors go on zefr.com?
| Subdomain | Pageviews |
|---|---|
| zefr.com | 81.7% |
| other | 18.3% |
| Subdomain | Views per User |
|---|---|
| zefr.com | 1.8 |
| Subdomain | Reach |
|---|---|
| zefr.com | 84.78% |
How popular is zefr.com?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 732315 | -13274 |
| past month | 673786 | -76865 |
| past week | 553830 | -327146 |
| yesterday | 611090 | 0 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 889409 | 60062 | 3 | -8.481% | 1.9 | -16.38% |
| 30 | 838118 | -67349 | 3 | 10% | 1.9 | -3.59% |
| 7 | 597471 | -409691 | 6 | 100% | 2 | 30% |
| 1 | 848453 | 0 | 3 | 0% | 1 | 0% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 706550 | -47885 | 59 | 10% |
| 30 | 645813 | -84636 | 68 | 20% |
| 7 | 580405 | -286935 | 9 | 70% |
| 1 | 502805 | 0 | 1 | 0% |
Press rescan to collect fresh statistics for this website...
(Rescan now...)Rankchart Summary
Safe
Updated: 08/20/2025
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
Safe
Updated: 03/31/2025
Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.
Google Safe Search
Safe
Updated: 12/20/2016
SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.
Google Safe Browsing
Safe
Malware not found
Phishing not detected
Unwanted software not found
Harmfull applications not found
Updated: 01/09/2019
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee® WebAdvisor
Safe
Updated: 03/01/2021
McAfee assesses zefr.com 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 zefr.com for mature or inappropriate content, only security checks are evaluated.
Web of Trust
Not Checked
Updated: 08/20/2025
The WOT calculates reputation of the zefr.com. This reputation system receives ratings from users and information from third-party sources, assesses the zefr.com for safety features and confirms, whether zefr.com is suitable for children.
| Domain | *.zefr.com |
| Issuer Organization | DigiCert Inc |
| Issuer | RapidSSL TLS DV RSA Mixed SHA256 2020 CA-1 |
| Algorithm | RSA-SHA256 |
| Valid form | 03/02/2022 |
| Expiration | 04/02/2023 |
| Signed | Certificate is not self signed |
| Additional Domains | *.zefr.com zefr.com |
ASN ID: 6939
ASN Title: HURRICANE - Hurricane Electric LLC, US
Updated: 04/20/2025
#
# 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: 6939
ASName: HURRICANE
ASHandle: AS6939
RegDate: 1996-06-27
Updated: 2003-11-04
Ref: https://rdap.arin.net/registry/autnum/6939
OrgName: Hurricane Electric LLC
OrgId: HURC
Address: 760 Mission Court
City: Fremont
StateProv: CA
PostalCode: 94539
Country: US
RegDate:
Updated: 2018-02-09
Ref: https://rdap.arin.net/registry/entity/HURC
ReferralServer: rwhois://rwhois.he.net:4321
OrgAbuseHandle: ABUSE1036-ARIN
OrgAbuseName: Abuse Department
OrgAbusePhone: +1-510-580-4100
OrgAbuseEmail: abuse@he.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1036-ARIN
OrgTechHandle: ZH17-ARIN
OrgTechName: Hurricane Electric
OrgTechPhone: +1-510-580-4100
OrgTechEmail: hostmaster@he.net
OrgTechRef: https://rdap.arin.net/registry/entity/ZH17-ARIN
RTechHandle: ZH17-ARIN
RTechName: Hurricane Electric
RTechPhone: +1-510-580-4100
RTechEmail: hostmaster@he.net
RTechRef: https://rdap.arin.net/registry/entity/ZH17-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.
#
%rwhois V-1.5:0012b7:01 ops.he.net (HE-RWHOISd v:8597,m1:28c5)
asn:ID;I:AS6939
asn:Auth-Area:asns
asn:Class-Name:asn
asn:ASN;I:AS6939
asn:ASName;I:HURRICANE
asn:Tech-Contact;I:POC-HE-NOC
asn:Abuse-Contact;I:POC-HE-ABUSE
asn:NOC-Contact;I:POC-HE-NOC
asn:Created:20101117005228000
asn:Updated:20101117005228000
contact:ID;I:POC-HE-NOC
contact:Auth-Area:contacts
contact:Class-Name:contact
contact:Name:Network Operations Center
contact:Company:Hurricane Electric
contact:Street-Address:760 Mission Ct
contact:City:Fremont
contact:Province:CA
contact:Postal-Code:94539
contact:Country-Code:US
contact:Phone:+1-510-580-4100
contact:E-Mail:noc@he.net
contact:Created:20100901200738000
contact:Updated:20100901200738000
contact:ID;I:POC-HE-ABUSE
contact:Auth-Area:contacts
contact:Class-Name:contact
contact:Name:Abuse Department
contact:Company:Hurricane Electric
contact:Street-Address:760 Mission Ct
contact:City:Fremont
contact:Province:CA
contact:Postal-Code:94539
contact:Country-Code:US
contact:Phone:+1-510-580-4100
contact:E-Mail:abuse@he.net
contact:Created:20100901200738000
contact:Updated:20100901200738000
contact:Comment:For email abuse (spam) only
%ok
| Host | A Record | TTL |
|---|---|---|
| zefr.com | 64.62.135.156 | 60 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| zefr.com | aspmx.l.google.com | 1 | 604800 |
| zefr.com | alt3.aspmx.l.google.com | 10 | 604800 |
| zefr.com | alt4.aspmx.l.google.com | 10 | 604800 |
| zefr.com | alt1.aspmx.l.google.com | 5 | 604800 |
| zefr.com | alt2.aspmx.l.google.com | 5 | 604800 |
| Host | NS Record | TTL |
|---|---|---|
| zefr.com | ns-1218.awsdns-24.org | 172800 |
| zefr.com | ns-1548.awsdns-01.co.uk | 172800 |
| zefr.com | ns-437.awsdns-54.com | 172800 |
| zefr.com | ns-869.awsdns-44.net | 172800 |
| Host | TXT Record | TTL |
|---|---|---|
| zefr.com | google-site-verification=A_wUMrIuaF_F21g__WvExQSlzVxyKHDRTITl2qflf9w | 60 |
| zefr.com | v=spf1 include:_spf.google.com ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 include:et._spf.pardot.com include:spf1.mailgun.org include:spf2.mailgun.org ~all | 60 |
ns-869.awsdns-44.net
TTL: 900
Email address: awsdns-hostmaster.amazon.com
Serial: 1
Refresh: 7200
Retry: 900
Expire: 1209600
Minimum: 86400
Information about registered users or assignees of an Internet resource
Domain Name: ZEFR.COM
Registry Domain ID: 88680848_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.registrar.amazon.com
Registrar URL: http://registrar.amazon.com
Updated Date: 2024-06-19T22:21:31Z
Creation Date: 2002-07-24T03:59:06Z
Registry Expiry Date: 2025-07-24T03:59:06Z
Registrar: Amazon Registrar, Inc.
Registrar IANA ID: 468
Registrar Abuse Contact Email: trustandsafety@support.aws.com
Registrar Abuse Contact Phone: +1.2024422253
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Server: NS-1197.AWSDNS-21.ORG
Name Server: NS-1973.AWSDNS-54.CO.UK
Name Server: NS-374.AWSDNS-46.COM
Name Server: NS-955.AWSDNS-55.NET
DNSSEC: signedDelegation
DNSSEC DS Data: 46565 13 2 B55FDD22CA4053FCA9F47A2C303630852A29F8B502EE05F4A6E8310A62E0AB3D
DNSSEC DS Data: 51797 13 2 53F77EACDDE955A0750CEA451700BC92DA6BE8852B1946029BC6DCAB4DEE1B9D
DNSSEC DS Data: 27082 13 2 14D4E001E98B6E9928C95E0D1E16BD1398ED3783FA5D0F1C9F9224DD3942D80D
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-10-08T15:44:29Z
Website desktop performance and usability tips
Speed
73%
Number and type of the resources loaded from the website:
| Total Resources | 43 |
| Number of Hosts | 10 |
| Static Resources | 30 |
| JavaScript Resources | 7 |
| CSS Resources | 5 |
| CSS | 154.7 KBytes |
| Images | 756.7 KBytes |
| HTML | 42.5 KBytes |
| JavaScript | 294.2 KBytes |
| Other | 91.5 KBytes |
Updated: 12/16/2018
Tips on speeding up mobile site performance
Usability
95%
Speed
61%
Number and type of the resources loaded from the website:
| Total Resources | 43 |
| Number of Hosts | 10 |
| Static Resources | 30 |
| JavaScript Resources | 7 |
| CSS Resources | 5 |
| CSS | 166.5 KBytes |
| Images | 756.7 KBytes |
| HTML | 42.4 KBytes |
| JavaScript | 294.2 KBytes |
| Other | 63.7 KBytes |
Updated: 12/16/2018