What powers niussp.org?

Last seen Oct 2026 · 27 technologies across 13 categories

Analytics

Google Analytics
since Jan 2019

CMS

WordPress v6.2.14
since Jan 2019

Databases

MySQL
since Jan 2019

Font scripts

Google Font API
since Jan 2019

Hosting

Aruba.it
since Feb 2022

JavaScript libraries

core-js v3.19.1
since Sep 2021
jQuery v3.6.4
since Jan 2019
jQuery Migrate v3.4.0
since Jan 2019
jQuery UI v1.13.2
since Apr 2023
Lightbox
since Jan 2019
Select2
since Jun 2021
Underscore.js v1.13.4
since Jun 2022

Miscellaneous

HTTP/3
since Aug 2024
Open Graph
since Sep 2022
RSS
since Dec 2022

Page builders

WordPress Block Editor
since Jul 2024

Programming languages

PHP
since Jan 2019

Security

reCAPTCHA
since Jan 2023

Video players

YouTube
since Jun 2021

WordPress plugins

Contact Form 7 v5.8.7
since Feb 2022
GenerateBlocks
since Mar 2023
GeneratePress GP Premium v2.5.6
since Apr 2023
ProfilePress v4.17.6
since Feb 2022
Responsive Lightbox & Gallery v2.7.8
since Jun 2022
Smart Slider 3
since Feb 2022
Yoast SEO v21.8.1
since Jan 2019

WordPress themes

GeneratePress v3.3.0
since Nov 2021

AI Crawlers

Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

Top search keywords

KeywordPositionEst. monthly visits
population pyramid #4 1,800
internally displaced person #60 350
single parent statistics #1 270
how many people can the earth sustain #1 220
single mother household statistics #1 180
how many humans can the earth support #2 160
percentage of single parents in america #1 120
statistics on single parent homes #1 90
how many single parents are there in the us #3 86
how many single parents in the us #3 86
age pyramid #19 73
eu population #31 70
what is the human population #66 70
how many humans on earth #44 64
percentage of single parents in us #2 63
countries and population #45 53
white immigrants #1 52
venezuela migration #6 49
how many people can the earth hold #2 47
single mother households by state us #9 44
effects of single parent households statistics #1 43
percentage of single-parent homes #1 43
single parenting in the us #2 42
single parents in the us #2 42
age pyramid usa #15 41

The site's top keywords in Google (US), with the visits each one is estimated to bring per month.

Top backlinks

FromAnchor text
google.com Gender quotas beat Italy's "male gerontocracy"
wikipedia.org "Can Earth support 4 billion people sustainably and well?"
weebly.com N-IUSSP article / N-IUSSP 文章推送
medium.com observations from from IUSSP on a 2020 article
substack.com statistics
mdpi.com https://www.niussp.org/migration-and-foreigners/internal-migration-and-spatial-d
oup.com https://www.niussp.org/education-work-economy/frontline-workers-in-the-u-s-race-
weforum.org frontline workers
frontiersin.org https://www.niussp.org/individual-and-population-ageing/older-adult-loneliness-o
oecd.org https://www.niussp.org/migration-and-foreigners/why-has-migrant-fertility-in-nor
cambridge.org https://www.niussp.org/fertility-and-reproduction/evaluating-pronatalist-policie
plos.org https://www.niussp.org/article/frontline-workers-in-the-u-s-race-ethnicity/
cornell.edu The economic and fiscal impact of immigration in the US, N-IUSSP, online news ma
brookings.edu evolving family structures
qz.com many countries’ birth rates are already below replacement level
mit.edu frontline workers
constantcontact.com https://www.niussp.org/video/open-doors-for-the-american-dream-reagans-last-spee
openedition.org https://www.niussp.org/migration-and-foreigners/han-chinese-population-shares-in
princeton.edu Occupational characteristics and the gender wage gap among parents in Europe
stanford.edu Why delaying old-age pension claiming might not be worth the risk for everyone
ox.ac.uk demographic shift in the last 25 years
psu.edu The Evolving and Complementary Impacts of Transportation Infrastructures on Grow
washington.edu N-IUSSP that summarizes those findings and the policy implications.
statcan.gc.ca Increasing (but insufficient?) optimism about future life expectancy
uol.com.br se tornar americano

Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 66% desktop
  • 34% phone
  • United States
  • Canada
  • Philippines
  • India

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

5.29 / 10 · ranked #207,715 of all domains

178 referring domains · OpenPageRank

Search traffic

6,000 est. monthly organic visits (US)

2,376 keywords in Google's top 30

Core Web Vitals

LCP3.2 s
INP50 ms
CLS0.3
TTFB1600 ms

Real user p75, Chrome UX Report, Oct 2026.

Page

  • Language: English (United States)
  • Weight: 4.4 MB · 102 requests
  • Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Oct 2026.

Organisation

  • N-IUSSP

From the homepage's own structured data (Oct 2026).

Infrastructure

  • Registered Jun 2015 (11 years) via Tucows Domains Inc., renews Jun 2027
  • Hosted on Sucuri (192.124.249.9, IPv6)
  • DNS: Aruba
  • Email: niussp.org
  • Email security: SPF (soft fail), DMARC monitor only
  • SSL: GoDaddy, RSA 2048, expires Jan 2027
  • Common Crawl link graph: rank 66,896, 2 hosts
  • Verified with: Brevo

DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted

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