booksirens.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-18 · ok HTTP/1.1 200 511 ms crawled 2026-05-08

US · 172.66.43.194 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: Get Honest Book Reviews on Amazon | BookSirens
Description: Get book reviews on Amazon, Goodreads, & BookBub around your book launch. Promote your book to thousands of early book reviewers and book review blogs. Send ARCs and review copies effortlessly. Grow your ARC team. BookSirens is one of the best ARC review services on the web to help get your book reviewed. Submit your book for reviews today!
Language: en
Canonical: https://booksirens.com

Open Graph

title: Get Honest Book Reviews on Amazon | BookSirens
site name: BookSirens
description: Get book reviews on Amazon, Goodreads, & BookBub around your book launch. Promote your book to thousands of early book reviewers and book review blogs. Send ARCs and review copies effortlessly. Grow your ARC team. BookSirens is one of the best ARC review services on the web to help get your book reviewed. Submit your book for reviews today!

Technology

CDN: Cloudflare

Analytics

Amplitude
Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (6)

cdnjs.cloudflare.com×2
fonts.googleapis.com×2
cdn.amplitude.com×1
cdn.termsfeedtag.com×1
js.sentry-cdn.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

NameCheap, Inc.

Created

2018-05-11

Expires

2030-05-11 1453 days left

Updated

2025-04-11

Name servers

chan.ns.cloudflare.com
james.ns.cloudflare.com

DNS records live

NS

chan.ns.cloudflare.com
james.ns.cloudflare.com

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

google-site-verification=tDt2X8WBFH1RjtNqC8A2m0juxc9E_A5aA9LiV-m6_cA

Email authentication strong

SPF

v=spf1 include:_spf.google.com ip4:149.72.252.189 ip4:159.183.196.252 include:helpscoutemail.com -all

strict (-all)

DMARC

v=DMARC1; p=reject; pct=100; rua=mailto:postmaster@booksirens.com

policy: reject (enforced)

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5x5kWce2/IIdVOGpa635UnQDisLcs8SP/MPxMOf3Q38et+T/klPX8JPTgg7KRh84osO0L3Wqoe7fQP…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2FHDxt3BwoDua90dr3uZKaW/vzU3YsAHVB4mckE7TOnYpVlYpUN8tL5x03AhGsbrFOMX0e2u+JzQIvRP7N…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDTQD66TBmVJ+dUIUpSquVfpkrqi1evymUYoaKL86kGhhoX6/z0XAuwneeusnUm1oz7DIPh6Eo9+K2fpdUbr9hJ4O…

selectors probed

Certificate (current)

WE1

from 2026-04-14 to 2026-07-13

Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://booksirens.com/

present

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

findings

missing Content Security Policy
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubDomains