E-Hentai Statistics

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Various statistics about E-Hentai from various dates.

Chart

Factor Number Date

Overall

Annual cost of maintaining E-Hentai (USD) $100,000 2013-01[1][2]
$56,000 2011-09[3]
$46,000 2010-03[4]
$4,800 2007-02[5]
Total cumulative cost of maintaining E-Hentai (USD) $200-300,000 2012-09[6]
Unique visits (last 30 days) ~20,000,000 2013-10[7]
~18,000,000 2013-08[IRC]
~11,000,000+ 2012-11[8](Note)
~3,700,000 2010-03
~3,000,000 2010-01[9][10][11][12][13]
~2,000,000 2009-07[14]
~1,700,000 2009-06[15]
Non-Unique visits (last 30 days) ~11,300,000 2010-06[16]
~9,000,000 2009-11[17]
~8,000,000 2009-10[18]
~7,000,000 2009-09[19]
~6,000,000 2009-07
~5,000,000 2009-06
Non-Unique pageviews (last 30 days) ~3,888,000,000; One frontend server reported ~5,500,000,000 2015-03[IRC]
~1,740,000,000 2013-11[IRC]
1,051,418,844 2011-08[20]
~600,000,000 2010-01[21]
~500,000,000 2009-11[22]
~400,000,000 2009-08[23]
~300,000,000 2009-06[24]

Hardware

Physical servers 43 2015-02[IRC]
38 2014-09[IRC]
34 2013-01[25]
21 2011-01[26]
20 2010-04[27]
15 2008-10[28]
6 2007-02[29]
Harddrives 260 HDD + 40 SSD 2016-01[30]
Cumulative storage capacity ~1 PB 2016-01[31]

Forums

Registered members 3,468,420+ 2016-12
3,166,550+ 2016-06
2,792,570+ 2015-11
2,531,820+ 2015-06
2,130,670+ 2014-11
1,844,030+ 2014-04
1,565,000+ 2013-10
1,398,100+ 2013-06
1,233,000+ 2013-01
1,146,000+ 2012-10
1,057,000+ 2012-07
960,000+ 2012-05
750,000+ 2011-09
500,000+ 2010-12
250,000+ 2009-12
100,000+ 2008-12
50,000+ 2008-04
5,000+ 2006-09
500+ 2005-07
Forum posts 2,730,800+ 2016-12
2,543,080 2016-06
2,269,140+ 2015-11
3,067,810+ 2015-06
2,657,930+ 2014-11
2,215,958+ 2014-04
2,013,300+ 2013-10
1,825,800+ 2013-06
1,555,000+ 2013-01
1,391,000+ 2012-10
(~500,000 wiped) 2012-07[32]
1,700,000+ 2012-05

H@H

Image requests handled 98% 2014-07[33]
92-98% 2012-21[34]
90-95% 2012-06[35]
83-86% 2011-12[36]
80% 2011-09[37]
10% 2008-04[38]
Average fail rate for the internal tester 1.7% 2012-06[39]
Average active clients ~3,000 2016-06[40]
674 2012-07[IRC]
Aggregate bandwidth capacity (Gb/s) 62.3 2016-08
57.1 2016-02
10.0 2013-02[41]
4.5 2012-11[42]
3.3 2012-07[IRC]
1.0 2009-10[43]
Aggregate bandwidth utilized (peak Gb/s+) ~3.9 2017-02
2 2012-07[44]

Galleries

Standard galleries ~327,276 2016-12
~308,993 2016-06
~283,471 2015-11
~269,012 2015-07
~240,753 2014-11
~220,942 2014-04
~203,104 2013-11
~187,524 2013-06
~173,988 2013-01
~167,556 2012-10
~162,000 2012-07
~152,000 2012-05
~250,000 2011-10[45]
~200,000 2010-02[46]
~100,000 2009-10[47]
Unique tag IDs 376,018 2017-03[IRC]
370,570 2016-12
361,574 2016-06
354,852 2016-01
339,606 2015-05
330,600 2015-01
322,096 2014-09
307,854 2014-03
305,052 2013-01
298,490 2013-11
274,082 2013-02
238,003 2012-09[48]
Downloads per week 170,000 2012-09[49]
Torrents ~119,134 2016-12
~110,971 2016-06
~106,234 2016-01
~102,432 2015-07
~99,754 2014-11
~97,900 2014-04
~85,655 2013-11
~87,804 2013-06
~77,924 2013-01
~62,420 2012-07
~60,000 2012-05
Renames per week 1,027+ 2015-07
585+ 2014-07
630+ 2013-04
750+ 2012-07
Unique files (not counting thumbnails) 47,998,400 2017-02[IRC]
50,000,000+ (includes resamples) 2012-05[50]
22,830,990 2011-12[51]
Average views per uploaded file (popular categories) 1,200 2012-01[52]
Average views per uploaded file (Non-H category) 179 2012-01
Average tags/ratings made 3 per second 2011-11[53]
Growth rate (Traffic) 5-10% per month 2011-11[54]
Growth rate (Storage) 10-15% per month 2011-11
Growth rate (Database) 10-15% per month 2011-11
Total image backup size 25 TB (+10 TB for all resamples) 2017-02[IRC]
18 TB (Includes 1200x resamples) 2013-04[IRC]
~16 TB 2011-11
Under 750 GB 2009-11
Compressed database size 3.5 GB 2011-11
480 MB 2009-11
Online copies of each image 6+ (Servers alone) 2016-01[55]
4-16 (H@H & Servers) 2011-05[56]
Galleries with torrents ~22% 2015-07
~24% 2014-04
~25% 2013-06
Gallery Points in circulation 48,787,154,519 2014-01[IRC]

HentaiVerse

Total Custom Monsters 42,086 2013-11[57]
42,126 2013-05[58]
37,004 2012-06[59]
Custom Monsters above PL 250 4,319 2013-05
Custom Monsters below PL 250 37,807 2013-05
Custom Monsters at or above PL 25 16,679 2012-06
Custom Monsters below PL 25 20,325 2012-06
Total MoogleMail messages sent 1,382,300+ 2015-07
1,173,180+ 2014-11
1,070,200+ 2014-07
827,000+ 2013-11
685,200+ 2013-06
552,500+ 2013-02
462,000+ 2012-11
300,000+ 2012-06
Item Bot credits used 37,000,000 2012-06[60]
Item Bot credit profits shared 5,200,000 2012-06

Equipment

Total generated ~3,000,000 2013-07[IRC]
Total table size 2.1 GB 2014-05[61]
1.2 GB 2013-07[IRC]
Amount still in circulation 11% 2013-07[IRC]
Peerless equipment generated 34 2014-01[62]

Other Notables

  • Odds of a file hash collision: 1 in 1,830,000,000,000,000,000,000,000,000,000,000,000,000[63]
  • Within the top 50 sites in Japan[64] (~39)
  • Highest share of visitors are from: Japan[65][66] (~25%)
  • Within the top 500 sites worldwide (~145)

See also