Technical SEO Audit Checklist by SEO HandBooks

	A	C	E
1	#	Issue

2
3		Basics	Technical SEO Audit Checklist
4	1	Google Analytics installed	Technical SEO Audit Checklist
5	2	Google search console (GSC) connected	2 out of 74 checks complete
6	3	On WordPress? Install Yoast SEO or RankMath plugin	2 out of 74 checks complete
7
8		Crawlability & Indexing
9	4	URLs return 200 status code	Tools you can use for the audit...
10	5	Preferred domain version set ("www" or without "www")
11	6	Is the robots.txt file in the root directory of your domain	➔ Screaming Frog (free)
12	7	Is the robots.txt correctly configured with allow and disallow directives	➔ Google Page Speed Insights (free)
13	8	XML sitemap link in the robots.txt file	➔ Semrush (free)
14	9	Sitemap connected with GSC	➔ Ahrefs (paid)
15	10	All the URLs indexable	➔ Sitebuilb (free)
16	11	All the URLs easy to understand and SEO-friendly	➔ Copyscape (free)
17	12	Are there any orphan pages	➔ Siteliner (free)
18	13	Does the canonical tag point to itself
19	14	Is only one canonical tag implemented per URL
20	15	Are there any server errors (5xx codes)
21	16	No manual action (spam penalty) in GSC
22
23		Security
24	17	SSL certificate is installed
25	18	Site is accessible with both “http” and “https”
26	19	Site is accessible with both “www” and without “www”
27	20	Are all URL versions (“www”, “non-www”, “http”, “https”) point to one version only
28
29		Links
30	21	Check for absolute vs. relative URLs
31	22	Pages don’t have broken links
32	23	Pages don’t have link redirects, redirect chains, and redirect loops
33	24	Pages don’t have broken link redirects
34	25	All the 301 redirects are working properly
35	26	Internal links use the dofollow tag
36	27	Strategic internal links are placed (such as links to important pages)
37	28	Internal links use keyword-rich anchor texts
38
39		Site Structure
40	29	Breadcrumbs are set up correctly
41	30	Every page can be reached within 4 clicks or less
42	31	Important categories/pages are linked from the homepage
43	32	Important pages are easily accessible from the header or footer
44	33	Footer have links to pages like Privacy Policy, Terms of Service, Affiliate Disclosure, Contact details, and About page
45
46		Content
47	34	Only one H1 (Heading 1) tag per page
48	35	Unique page title tags with no duplication
49	36	No missing meta descriptions
50	37	No duplicate meta descriptions
51	38	Primary keyword in the H1 tag, and keyword variations in H2, H3 tag
52	39	Pages don’t have low quality or thin content
53	40	Pages don’t have duplicate content
54	41	No iFrame or Flash used to load content
55	42	Published content is informative, authoritative & written by experts
56	43	Correct structured data markup implemented
57
58		Image Optimization
59	44	Images have descriptive alt tags
60	45	Images have descriptive file names, titles, and captions
61	46	Images widths and heights are defined
62	47	Images are included in the Sitemap
63	48	Image are optimized (to ensure fast page load times)
64
65		Videos
66	49	Videos are indexable
67	50	Videos are included in the sitemap
68	51	Video Schema markup implemented
69
70		Mobile Friendliness
71	52	Website is fully mobile-friendly
72	53	Website uses responsive design
73	54	Works properly on Chrome, Safari, Edge, and Firefox
74	55	Works properly on a tablet, phone, and desktop
75
76		Core Web Vitals (Page Speed)
77	56	Website passes Google’s PageSpeed Insights test
78	57	All URLs clear Core Web Vitals scores
79	58	Site loads under 5 seconds
80	59	Server response time is under 200ms
81	60	Minimal usage render-blocking CSS and Javascript
82	61	Browser and server caching enabled
83	62	Above-the-fold content is prioritized
84
85		Accessibility
86	63	All images have alt text
87	64	Proper semantic markup (<H1>, <H2>, <H3>, <p>, etc.) is used
88	65	Link text is descriptive
89	66	Pages are navigable via keyboard
90	67	Transcripts and captions are available for videos
91	68	Aria labels implemented to help screen readers
92
93		International Sites
94	69	Preferred country version is selected in GSC
95	70	Hreflang tag is implemented correctly
96	71	Language or country codes are set up correctly
97	72	Return links are used
98	73	Language versions forward correctly
99	74	Currencies, units, navigation menus change accordingly with the selected region
100