seriousteachers.com ▶ Serious Teachers - Jobs

Seriousteachers.com | Key Trends

Online Status

Offline

Server IP address resolved: No
Http response code: None
Last Checked: 06/14/2026

Seriousteachers.com attracts 1,352 unique visitors daily, generating 4,869 pageviews. The estimated value of seriousteachers.com is 85,921 USD. Each visitor views approximately 3.85 pages on average.

According to Majestic's traffic estimates, seriousteachers.com ranks 20,268 globally, with the majority of its visitors coming from China, where it holds the 31,254 position.

See the list of other websites hosted by CLOUDFLARENET - Cloudflare, Inc., US.

Seriousteachers.com is registered with the .COM top-level domain. Explore additional websites within the .COM zone.

A recent examination on (June 18, 2023), indicates that seriousteachers.com has an expired SSL certificate issued by CloudFlare, Inc. (expired on March 04, 2024). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by CloudFlare, Inc..

According to Google Safe Browsing, Google Safe Search and Symantec seriousteachers.com appears to be a safe domain.

Based on Google's Mobile-Friendly test, seriousteachers.com is optimized for mobile and tablet devices, although the web page loading speed could be improved.

Seriousteachers.com | General Site Information

Global Rank

145,526

Average Load Time

0.95sec

Links In Count

Website Value

$80,300

Audience Geography. Where are seriousteachers.com visitors located?

Country	Visitors
China CN	57.8%
Canada CA	4.2%
Taiwan TW	4.1%
South Africa ZA	3.1%
Saudi Arabia SA	2.9%
Other	27.6%

Country	Pageviews
China CN	26.7%
Taiwan TW	9.5%
Canada CA	4.9%
South Africa ZA	4.4%
Saudi Arabia SA	3.5%
Other	51%

Country	Rank
Saudi Arabia SA	25937
South Africa ZA	28066
Taiwan TW	28656
China CN	31254
Canada CA	59073

Where do visitors go on seriousteachers.com?

Subdomain	Pageviews
seriousteachers.com	100%

Subdomain	Pageviews per User
seriousteachers.com	4

Subdomain	Reach
seriousteachers.com	100%

How popular is seriousteachers.com?

Period	Global Rank	Global Rank Delta
past 3 months	145526	-17453
past month	154590	14896
past week	130051	-139890
yesterday	162571	-298073

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	134327	-2644	38	5%	3.6	-15.06%
30	136336	18276	37	-17.84%	4	-7.209%
7	71368	-296499	86	700%	9	400%
1	160550	-21731	34	10%	3	-76.555%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	160402	-26354	38	20%
30	174535	14124	34	-11.54%
7	174490	-83697	4	60%
1	187718	-541138	4	400%

Seriousteachers.com | Safety and Security Details

Overview

Last Updated: 06/14/2026

Overall result - seriousteachers.com 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: 03/24/2026

seriousteachers.com is safe.

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

Google Safe Search

Last Updated: 11/04/2016

seriousteachers.com 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

seriousteachers.com 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: 02/25/2021

seriousteachers.com is safe.

McAfee assesses seriousteachers.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 seriousteachers.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 06/14/2026

seriousteachers.com child safety is unknown.

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

Seriousteachers.com | SSL Certificate Information

SSL Checker Tool

Domain	sni.cloudflaressl.com
Issuer Organization	CloudFlare, Inc.
Issuer	Cloudflare Inc ECC CA-3
Algorithm	ecdsa-with-SHA256
Valid form	03/05/2023
Expiration	03/04/2024
Signed	Certificate is not self signed
Additional Domains	seriousteachers.com *.seriousteachers.com sni.cloudflaressl.com

Seriousteachers.com | Server and Hosting Details

Server Location

Geolocation Tool

Seriousteachers.com ASN Information

ASN Lookup Tool

ASN ID: 13335
ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 12/25/2025

ASN Whois

#
# 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.
#

Seriousteachers.com | Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: SERIOUSTEACHERS.COM
Registry Domain ID: 661466909_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.PublicDomainRegistry.com
Registrar URL: http://www.publicdomainregistry.com
Updated Date: 2024-09-11T01:23:34Z
Creation Date: 2006-11-07T18:21:27Z
Registry Expiry Date: 2025-11-07T18:21:27Z
Registrar: PDR Ltd. d/b/a PublicDomainRegistry.com
Registrar IANA ID: 303
Registrar Abuse Contact Email: abuse-contact@publicdomainregistry.com
Registrar Abuse Contact Phone: +1.2013775952
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: DION.NS.CLOUDFLARE.COM
Name Server: JAMIE.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-10-21T12:12:43Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Seriousteachers.com | HTML Validation Report

HTML Validation Tool

Errors

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

Attribute “img” not allowed on element “input” at this point.

Attribute “border” not allowed on element “input” at this point.

Element “p” not allowed as child of element “h4” in this context. (Suppressing further errors from this subtree.)

No space between attributes.

Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.

Attribute “btn” not allowed on element “a” at this point.

Attribute “btn-outline-secondary” not allowed on element “a” at this point.

Attribute “btn-sm"” not allowed on element “a” at this point.

Bad value “mailto:yiliansie@aliyun.com?subject=Visitor-Applicant via SeriousTeachers” for attribute “href” on element “a”: Illegal character in query: space is not allowed.

Bad value “mailto:recruitment@xiyaedu.com?subject=Visitor-Applicant via SeriousTeachers” for attribute “href” on element “a”: Illegal character in query: space is not allowed.

Bad value “mailto:careers@jamesenglishlanguageschool.com?subject=Visitor-Applicant via SeriousTeachers” for attribute “href” on element “a”: Illegal character in query: space is not allowed.

Attribute “rel” not allowed on element “img” at this point.

Attribute “text-center"” not allowed on element “a” at this point.

Attribute “btn” not allowed on element “button” at this point.

Attribute “btn-outline-secondary"” not allowed on element “button” at this point.

Attribute “href” not allowed on element “button” at this point.

Element “h3” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.

Stray start tag “script”.

Cannot recover after last error. Any further errors will be ignored.

Warnings

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

Empty heading.

Attribute “btn-sm"” is not serializable as XML 1.0.

Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)

Attribute “text-center"” is not serializable as XML 1.0.

Attribute “btn-outline-secondary"” is not serializable as XML 1.0.

Seriousteachers.com | Desktop Performance Insights

Last tested: 12/05/2019

Desktop

Desktop Speed

73%

Reduce server response time

Desktop Resource Breakdown

Total Resources	2
Number of Hosts	2

Seriousteachers.com | Mobile Performance Insights

Last tested: 01/20/2019

Mobile

Mobile Usability

98%

Size tap targets appropriately

Mobile Speed

47%

Leverage browser caching

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

Reduce server response time

Optimize images

Minify HTML

Minify JavaScript

Mobile Resource Breakdown

Total Resources	97
Number of Hosts	6
Static Resources	91
JavaScript Resources	5
CSS Resources	6

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Seriousteachers.com Serious Teachers - Jobs - TEFL

Serious Teachers is an active directory of teachers and employers with job offers in search of one another at home or abraod.

Seriousteachers.com | Key Trends

Seriousteachers.com | General Site Information

Seriousteachers.com | Safety and Security Details

Seriousteachers.com | Server and Hosting Details

Seriousteachers.com | Domain Name Information

Seriousteachers.com | HTML Validation Report

Seriousteachers.com | Desktop Performance Insights

Seriousteachers.com | Mobile Performance Insights

Seriousteachers.com | Competitors Analysis

Seriousteachers.com | Common Typographical Errors