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Domain report

postcodebase.com

postcodebase.com ranks in the top 0.46% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 182 distinct hosts observed under it.

Explore postcodebase.com in the Web Graph

Connectivity

#614,143harmonic-centrality rank
Top percentile
0.46%
Hosts observed
182

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://postcodebase.com/ answered with HTTP 200.

DNS records

A
  • 104.26.2.167
  • 104.26.3.167
  • 172.67.75.150
AAAA
  • 2606:4700:20::681a:2a7
  • 2606:4700:20::681a:3a7
  • 2606:4700:20::ac43:4b96
MX
  • 24 linda.mx.cloudflare.net.
  • 39 isaac.mx.cloudflare.net.
  • 51 amir.mx.cloudflare.net.
NS
  • terin.ns.cloudflare.com.
  • ursula.ns.cloudflare.com.

Live preview

Screenshot of postcodebase.com

This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.

Since postcodebase.com can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
public, max-age=2073600
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
Not sent
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://postcodebase.com/HTTP 301

    → https://postcodebase.com/

  2. 2.https://postcodebase.com/HTTP 200

Meta tags

Title
Home | PostCodeBase.com ✉️
Description
This is a professional postal code / ZIP code website, it currently provides postcode inquiry service around hundreds of countries in 50+ languages. There are more than 40,000,000 postcode / ZIP code data in our website database since 1998.
Canonical
/node/1
Robots
Not set
Generator
Drupal 7 (http://drupal.org)
Open Graph title
Not set
Open Graph description
Not set
Open Graph image
Not set
Open Graph type
Not set
Twitter card
Not set
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
44
Disallow rules (other agents)
160

Sitemap declared:

  • https://postcodebase.com/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • Drupalcms

    <meta name="generator"> = "Drupal 7 (http://drupal.org)"

  • Google Analyticsanalytics

    Found "googletagmanager.com/gtag/js" in the page's HTML

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.