mailboxvalidator.com

.com crawl

First seen 2026-04-27 · Last seen 2026-05-17 · ok HTTP/1.1 200 1504 ms crawled 2026-05-04

US · 52.70.161.170 · AS14618 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: Email Validation API - Verify Email Address | MailboxValidator
Description: MailboxValidator email validation clean email lists and reduces bounce. It connects to the mail server and checks whether the mailbox exists or not.
Language: en
Canonical: https://www.mailboxvalidator.com/

Open Graph

url: https://www.mailboxvalidator.com:443/
title: Email Validation API - Verify Email Address | MailboxValidator
site name: MailboxValidator
description: MailboxValidator email validation clean email lists and reduces bounce. It connects to the mail server and checks whether the mailbox exists or not.

Technology

Server: nginx

Analytics

Google Tag Manager

Third-party hosts loaded (4)

mailboxvalidator.hexa-soft.com×24
cdnjs.cloudflare.com×9
widget.trustpilot.com×1
www.googletagmanager.com×1

Social

Contact

Address: MailboxValidator.com70-3-30A D'Piazza Mall,Jalan Mahsuri,11950Bayan Baru,Penang,Malaysia.

Registration

Registrar

GoDaddy.com, LLC

Created

2008-12-12

Expires

2027-12-12 571 days left

Updated

2025-04-03

Name servers

ns-1359.awsdns-41.org
ns-1719.awsdns-22.co.uk
ns-31.awsdns-03.com
ns-884.awsdns-46.net

DNS records live

NS

ns-1359.awsdns-41.org
ns-1719.awsdns-22.co.uk
ns-31.awsdns-03.com
ns-884.awsdns-46.net

MX

10 mx.hexasoft.my

TXT

Show 4 TXT records

google-site-verification=Alw-7wpnJIXgqqisr1AgInyQWftPbk9RzZarb2xLLuY
hubspot-developer-verification=OTk4M2JhMmQtOGJjNC00ZDdkLThkYTMtMzY4MmFkMDQ1YjNi
v=spf1 ip4:149.56.101.37 ip4:199.83.103.79 include:spf.hexasoft.my include:amazonses.com include:sparkpostmail.com include:sendgrid.net -all
google-site-verification=0f0oDwJzSMfqKNczBDpPhGWEeowyd5bsEyfKX8bNsUQ

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2026-03-09 to 2027-04-08

Expires in 323 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.mailboxvalidator.com/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy
permissions-policy

findings

CSP allows unsafe inline scripts/styles
CSP uses wildcard sources

Header values

referrer-policy: no-referrer-when-downgrade
x-frame-options: DENY
permissions-policy: accelerometer=(), camera=(), geolocation=(), gyroscope=(), magnetometer=(), microphone=(), payment=(), usb=(), interest-cohort=()
x-content-type-options: nosniff
content-security-policy: default-src * data: 'unsafe-eval' 'unsafe-inline';frame-ancestors 'self';
strict-transport-security: max-age=31536000; includeSubDomains; preload