pdn.ac.lk Authority, Backlinks & Domain Age

43/100
authority

#45,511
global rank of 133,241,980

463
websites link to it

–
domain age

How strong is pdn.ac.lk?

pdn.ac.lk has an XKey authority of 43 out of 100, which makes it a well-established website. It ranks #45,511 of 133,241,980 websites by how central it is to the web's links – the top 0.03%. 463 different websites link to it.

Authority comes from Common Crawl's map of links between websites (July–September 2026): a site linked from many well-linked sites scores high. Google doesn't use this number, but it tracks the kind of link strength that helps pages rank. What is domain authority?

Which websites link to pdn.ac.lk?

The 50 strongest websites linking to pdn.ac.lk, by link strength (0–100). Select any one to see its own report.

#	Website linking to it	Link strength
1	google.com	99
2	wikipedia.org	88
3	blogspot.com	82
4	github.com	81
5	nih.gov	80
6	github.io	78
7	wikimedia.org	77
8	mdpi.com	71
9	frontiersin.org	70
10	princeton.edu	65
11	washington.edu	65
12	elsevier.com	65
13	ucsd.edu	64
14	purdue.edu	64
15	ucl.ac.uk	63
16	undp.org	63
17	umd.edu	63
18	dev.to	63
19	pitt.edu	61
20	vanderbilt.edu	60
21	unsw.edu.au	59
22	anu.edu.au	59
23	uq.edu.au	58
24	fu-berlin.de	58
25	repec.org	58
26	lu.se	58
27	mongabay.com	58
28	pbworks.com	56
29	cuhk.edu.hk	56
30	fedoraproject.org	55
31	sjsu.edu	55
32	unu.edu	55
33	newschool.edu	54
34	cas.cn	54
35	uni-bremen.de	54
36	unil.ch	53
37	firebaseapp.com	53
38	psypost.org	53
39	hokudai.ac.jp	53
40	uoc.edu	53
41	pnnl.gov	53
42	wikivoyage.org	53
43	umu.se	52
44	odu.edu	52
45	matadornetwork.com	52
46	slu.se	52
47	agu.org	52
48	utu.fi	52
49	newworldencyclopedia.org	52
50	plymouth.ac.uk	51

Showing the strongest 50 of 463. Compare pdn.ac.lk with a competitor in the backlink checker.

Registration

The registry didn't answer in time. See the WHOIS lookup for pdn.ac.lk.

Where is pdn.ac.lk hosted, and what is it built with?

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Link data: Common Crawl web graph, July–September 2026. Registration data: the domain registry, checked 11 November 2026. Look up another website on the website report page.