newsletterglue.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-19 · ok HTTP/1.1 200 338 ms crawled 2026-05-06

US · 172.67.130.199 · AS13335 Cloudflare, Inc.

Reputation 97/100 dmarc monitor-only

Classifying

HTML metadata

Title

Newsletter Glue: WordPress newsletter plugin

Description

Newsletter Glue is a newsletter plugin for WordPress. Build beautiful newsletters in WordPress in half the time, without code.

Language

en-US

Generator

Easy Digital Downloads v3.6.7

Canonical

https://newsletterglue.com/

Feeds

Newsletter Glue » Feed RSS
Newsletter Glue » Comments Feed RSS

Open Graph

url: https://newsletterglue.com/
title: Newsletter Glue - WordPress newsletter plugin
locale: en_US
site name: Newsletter Glue
description: Newsletter Glue is a newsletter plugin for WordPress. Build beautiful newsletters in WordPress in half the time, without code.

Technology

CDN: Cloudflare
CMS: WordPress

Fonts

Google Fonts

Third-party hosts loaded (10)

s.w.org×6
cdn.jsdelivr.net×2
js.stripe.com×2
maxcdn.bootstrapcdn.com×2
pro.fontawesome.com×2
stackpath.bootstrapcdn.com×2
cloud.umami.is×1
fonts.googleapis.com×1
fonts.gstatic.com×1
plausible.paywallproject.com×1

Social

Registration

Registrar

Porkbun LLC

Created

2020-06-20

Expires

2027-06-20 395 days left

Updated

2026-01-22

Name servers

guss.ns.cloudflare.com
reza.ns.cloudflare.com

DNS records live

NS

guss.ns.cloudflare.com
reza.ns.cloudflare.com

MX

3 route2.mx.cloudflare.net
54 route1.mx.cloudflare.net
86 route3.mx.cloudflare.net

Verified for

Google

Email authentication strong

SPF

v=spf1 include:_spf.mlsend.com include:_spf.mx.cloudflare.net ~all

softfail (~all)

DMARC

v=DMARC1; p=none; pct=100; rua=mailto:postmaster@newsletterglue.com;

policy: none (monitoring only)

DKIM

Show 4 DKIM selectors

default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoBqwS+Z4eT8v3ce7EeEuEyZ8OMttzRU2W2Meku5F8LI1kuo/A882XhgRkQRmQxNnX3YX0r2daP7Hle…
google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwV6OyxP4e/kznDRtGROw7+zb1/tjna7aBHEUtOnytoAW/fOmhAAPxHvVd+1OiN0gRd3JUBOfjTFrCu…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo8kT8eG7UDOkUh/PU4mKJfYmpgKqjD9g1XQ5qt1wYd33Q17TWeL7KbdEhbMJLrEfLHuyOlkYxeOqfm0PvX…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDccC99lcIeNnKmGaUh68TwP3ns/zZxCnhs48fF4fnPTn8w6SToCHVWb2Bgo4SyKBFrBmuMTk60o7opse/9JCQXQs…

selectors probed

Certificate (current)

WE1

from 2026-04-02 to 2026-07-01

Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://newsletterglue.com/

present

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

findings

missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: block-all-mixed-content;
strict-transport-security: max-age=31536000; includeSubdomains;