Daily Usenet Report

Dec 27 00:01:02 -- Dec 28 00:01:02

Unknown entries from news log file:

First 2 / 2 lines (100.0%)

Dec 27 08:21:19 newsfeed innd: message repeated 2 times: [ ctlinnd command s]
Dec 28 00:00:01 newsfeed nnrpd[102058]: localhost auth: program exited with status 8

Log entries by program:

Program nameLines%LinesSize%Size
innd 9373 40.4%1.4 MB 24.8%
inn 8884 38.3%3.2 MB 59.0%
innfeed 4350 18.8%833.4 KB 14.8%
cnfsstat 432 1.9%63.6 KB 1.1%
nnrpd 114 0.5%12.7 KB 0.2%
nocem 43 0.2%5.2 KB 0.1%
controlchan 1 0.0%0.1 KB 0.0%
TOTAL: 7 23197 100.0%5.5 MB100.0%

History cache:

ReasonCount%Count
Positive hits 112035 64.5%
Negative hits 52864 30.4%
Do not exist 8761 5.0%
Cache misses 34 0.0%
TOTAL: 4 173694 100.0%

INND timer:

Code regionTimePctInvokedMin(ms)Avg(ms)Max(ms)
article cancel00:00:00.118 0.0%25 0.000 4.720 26.000
article cleanup00:00:00.097 0.0%8831 0.000 0.011 0.278
article logging00:00:00.530 0.0%8878 0.000 0.060 1.370
article parse00:00:00.204 0.0%17975 0.000 0.011 0.120
article write00:00:03.332 0.0%6434 0.000 0.518 13.800
artlog/artcncl00:00:00.000 0.0%8 0.000 0.000 0.000
artlog/artparse00:00:00.000 0.0%0 0.000 0.000 0.000
data move00:00:00.945 0.0%181408 0.000 0.005 0.332
hisgrep/artcncl00:00:00.086 0.0%33 0.000 2.606 7.000
hishave/artcncl00:00:00.000 0.0%8 0.000 0.000 0.000
hishave/artparse00:00:00.000 0.0%0 0.000 0.000 0.000
history grep00:00:00.000 0.0%0 0.000 0.000 0.000
history lookup00:02:59.284 0.2%175039 0.101 1.024 6.852
history sync00:00:00.086 0.0%396 0.000 0.217 2.500
history write00:02:14.598 0.2%8818 3.493 15.264 100.062
hiswrite/artcncl00:00:00.000 0.0%0 0.000 0.000 0.000
hiswrite/artparse00:00:00.000 0.0%0 0.000 0.000 0.000
idle23:48:13.995 99.0%177023 82.171 484.084 1856.706
nntp read00:00:02.744 0.0%184294 0.002 0.015 0.090
overview write00:07:34.899 0.5%6434 0.526 70.702 6459.500
perl filter00:00:33.964 0.0%8818 1.150 3.852 27.753
python filter00:00:03.134 0.0%8818 0.000 0.355 12.429
site send00:00:00.906 0.0%12910 0.000 0.070 0.292
TOTAL: 24:02:32.90924:01:48.922 99.9%----

INNfeed timer:

Code regionTimePctInvokedMin(ms)Avg(ms)Max(ms)
article new00:00:00.036 0.0%22701 0.000 0.002 0.071
article prepare00:00:00.010 0.0%55164 0.000 0.000 0.004
article read00:00:01.933 0.0%8172 0.000 0.237 1.111
backlog stats00:00:00.374 0.0%241805 0.000 0.002 0.010
callbacks00:00:00.000 0.0%0 0.000 0.000 0.000
data read00:00:01.998 0.0%162042 0.001 0.012 0.064
data write00:00:02.817 0.0%157199 0.004 0.018 0.041
idle23:59:08.054100.0%241805 47.082 357.098 1372.906
status file00:00:00.533 0.0%379 0.750 1.406 18.500
TOTAL: 23:59:26.04623:59:15.755100.0%----

nnrpd timer:

Code regionTimePctInvokedMin(ms)Avg(ms)Max(ms)
idle00:00:43.988 6.0%40 0.500 1099.700 10003.000
newnews00:00:00.000 0.0%0 0.000 0.000 0.000
nntpwrite00:00:04.248 0.6%78884 0.000 0.054 0.200
TOTAL: 00:12:16.86400:00:48.236 6.5%----

Control commands to INND:

CommandNumber
flush 5
flushlogs 2
go 2
logmode 2
lowmark 1
mode 97
name 2
pause 2
paused 2
reload 2
reserve 2
TOTAL: 11 119

Incoming Feeds (INN):

ServerConnectsOfferedTakenRefusedReject%AccptElapsed
1glockenspiel.complete.org 2 5461 1398 4057 6 25%27:33:33
2endofthelinebbs-out.news.weretis.net 2 13001 1261 11511 229 9%50:46:55
3usenet.blueworldhosting.com 719 8129 1089 6227 813 13%23:54:20
4usenet.goja.nl.eu.org 10 8093 441 7514 138 5%23:58:40
5nntp.comgw.net 1 8262 429 7368 465 5%23:59:57
6news.corradoroberto.it 11 994 321 673 0 32%24:17:10
7newsfeed.xs3.de 2 5593 260 5304 29 4%23:59:41
8i2pn.org 2 7558 247 7213 98 3%23:59:51
9newsfeed.bofh.team 1 8538 230 8200 108 2%23:59:56
10endoftheline-out.news.chmurka.net 2 3417 224 3192 1 6%23:59:41
11194.87.241.33 40 300 206 93 1 68%15:04:34
12news.samoylyk.net 1 6109 128 5972 9 2%23:59:49
13news.nntp4.net 1 5912 105 5798 9 1%23:59:54
14usenet.network 2 5258 94 5159 5 1%23:59:47
15news.hispagatos.org 6 7767 60 7648 59 0%24:26:07
16endofthelinebbs.peers.news.panix.com 27 7172 45 7120 7 0%23:51:00
17news.furie.org.uk 1 3316 36 3279 1 1%23:59:57
18news.netfront.net 1 7353 30 6870 453 0%27:34:10
19news.bbs.nz 1 5612 2 5610 0 0%23:59:46
20outgoing.news.lysator.liu.se 1 4107 0 4106 1 0%23:59:57
21eotl-out.news.tnetconsulting.net 1 0 0 0 0 0%00:10:04
22localhost 26 0 0 0 0 0%00:00:02
23news.nk.ca 2 0 0 0 0 0%00:20:12
TOTAL: 23 862 121952 6606 112914 2432 5%505:55:03
Articles received by server

Incoming Volume (INN):

ServerAcceptVolDupVolRejVolTotalVol%AccVol/Art
1glockenspiel.complete.org4.6 MB1.5 KB4.3 KB4.6 MB 99%3.4 KB
2endofthelinebbs-out.news.weretis.net3.6 MB1.5 KB399.3 KB4.0 MB 90%2.8 KB
3usenet.blueworldhosting.com2.6 MB1.5 KB1.8 MB4.4 MB 58%2.4 KB
4news.corradoroberto.it2.6 MB0.0 KB0.0 KB2.6 MB100%8.2 KB
5usenet.network2.0 MB1.6 KB12.6 KB2.0 MB 99%20.9 KB
6nntp.comgw.net1.7 MB0.0 KB4.4 MB6.1 MB 27%6.9 KB
7usenet.goja.nl.eu.org1.4 MB0.0 KB309.5 KB1.7 MB 81%2.9 KB
8newsfeed.xs3.de988.4 KB0.0 KB48.4 KB1.0 MB 95%3.6 KB
9endoftheline-out.news.chmurka.net897.8 KB0.0 KB0.7 KB898.4 KB 99%4.0 KB
10194.87.241.33868.8 KB1.6 KB0.0 KB870.4 KB 99%4.2 KB
11i2pn.org704.6 KB1.5 KB135.5 KB841.6 KB 83%2.4 KB
12newsfeed.bofh.team681.2 KB1.5 KB323.9 KB1006.6 KB 67%3.0 KB
13news.samoylyk.net618.0 KB1.5 KB10.2 KB629.8 KB 98%4.6 KB
14news.nntp4.net301.7 KB1.5 KB9.0 KB312.2 KB 96%2.7 KB
15news.hispagatos.org192.8 KB0.0 KB90.3 KB283.0 KB 68%2.4 KB
16endofthelinebbs.peers.news.panix.com119.8 KB1.5 KB5.1 KB126.4 KB 94%2.4 KB
17news.furie.org.uk103.8 KB0.0 KB1.4 KB105.2 KB 98%2.8 KB
18news.netfront.net47.6 KB1.6 KB11.7 MB11.8 MB 0%25.0 KB
19news.bbs.nz5.7 KB0.0 KB0.0 KB5.7 KB100%2.8 KB
20eotl-out.news.tnetconsulting.net0.0 KB0.0 KB0.0 KB0.0 KB 0%0
21localhost0.0 KB0.0 KB0.0 KB0.0 KB 0%0
22news.nk.ca0.0 KB0.0 KB0.0 KB0.0 KB 0%0
23outgoing.news.lysator.liu.se0.0 KB1.5 KB0.0 KB1.5 KB 0%1.5 KB
TOTAL: 2323.8 MB18.4 KB19.3 MB43.1 MB 55%4.9 KB
Incoming Volume received by server

Incoming articles:

DateArticles%ArtsArt/secSize%SizeKB/sec
Dec 27 00:01:02 - 00:59:59 101 1.6% 0.03293.0 KB 1.3% 0.08
Dec 27 01:00:00 - 01:59:59 139 2.2% 0.04415.9 KB 1.8% 0.12
Dec 27 02:00:00 - 02:59:59 229 3.6% 0.06576.1 KB 2.5% 0.16
Dec 27 03:00:00 - 03:59:59 312 4.8% 0.09916.7 KB 3.9% 0.25
Dec 27 04:00:00 - 04:59:59 348 5.4% 0.101.0 MB 4.4% 0.29
Dec 27 05:00:00 - 05:59:59 317 4.9% 0.091.1 MB 4.7% 0.31
Dec 27 06:00:00 - 06:59:59 292 4.5% 0.08881.8 KB 3.8% 0.24
Dec 27 07:00:00 - 07:59:59 318 4.9% 0.091.4 MB 6.0% 0.39
Dec 27 08:00:00 - 08:59:59 404 6.3% 0.111.1 MB 4.7% 0.31
Dec 27 09:00:00 - 09:59:59 415 6.4% 0.121.6 MB 7.0% 0.45
Dec 27 10:00:00 - 10:59:59 430 6.7% 0.122.0 MB 8.6% 0.56
Dec 27 11:00:00 - 11:59:59 398 6.2% 0.111.5 MB 6.7% 0.44
Dec 27 12:00:00 - 12:59:59 400 6.2% 0.111.3 MB 5.5% 0.36
Dec 27 13:00:00 - 13:59:59 348 5.4% 0.101.3 MB 5.7% 0.37
Dec 27 14:00:00 - 14:59:59 299 4.6% 0.08960.5 KB 4.1% 0.27
Dec 27 15:00:00 - 15:59:59 288 4.5% 0.08928.3 KB 4.0% 0.26
Dec 27 16:00:00 - 16:59:59 245 3.8% 0.07977.1 KB 4.2% 0.27
Dec 27 17:00:00 - 17:59:59 254 3.9% 0.07842.7 KB 3.6% 0.23
Dec 27 18:00:00 - 18:59:59 139 2.2% 0.04504.7 KB 2.2% 0.14
Dec 27 19:00:00 - 19:59:59 187 2.9% 0.05702.7 KB 3.0% 0.20
Dec 27 20:00:00 - 20:59:59 131 2.0% 0.04514.0 KB 2.2% 0.14
Dec 27 21:00:00 - 21:59:59 159 2.5% 0.041.2 MB 5.4% 0.35
Dec 27 22:00:00 - 22:59:59 123 1.9% 0.03620.6 KB 2.7% 0.17
Dec 27 23:00:00 - 23:59:59 156 2.4% 0.04474.0 KB 2.0% 0.13
Dec 28 00:00:00 - 00:01:02 5 0.1% 0.0816.2 KB 0.1% 0.26
TOTAL: 24:00:00 6437 100.0% 0.0722.8 MB 100.0% 0.27
Incoming articles
Incoming articles (size)

CNFS buffer status:

BufferClassSizeUsed%UsedCyclesKB/secDays
CYCNGS1NGS1536.0 GB48.0 MB 0.0% 1 0.00 0.00
CYCNGS2NGS1536.0 GB101.6 GB 6.6% 0 0.4244364.48
CYCTXT1TEXT5.0 GB4.0 GB 79.8% 0 0.03 2133.43
TOTAL: 3-3077.0 GB105.6 GB 3.4% 1 0.33-

Sites sending bad articles:

ServerTotalGroupDistDuplicUnappTooOldSiteLineOther
1usenet.blueworldhosting.com 839 2 0 1 0 0 0 0 836
2nntp.comgw.net 467 0 0 0 0 0 0 0 467
3news.netfront.net 424 0 0 1 0 0 0 0 423
4endofthelinebbs-out.news.weretis.net 227 0 0 1 0 0 0 0 226
5usenet.goja.nl.eu.org 141 0 0 0 0 0 0 0 141
6newsfeed.bofh.team 109 1 0 1 0 0 0 0 107
7i2pn.org 98 0 0 1 0 0 0 0 97
8news.hispagatos.org 58 37 0 0 0 0 0 0 21
9newsfeed.xs3.de 33 0 0 0 0 0 0 0 33
10news.nntp4.net 9 0 0 1 0 0 0 0 8
11news.samoylyk.net 9 0 0 1 0 0 0 0 8
12endofthelinebbs.peers.news.panix.com 8 1 0 1 0 0 0 0 6
13glockenspiel.complete.org 6 0 0 1 0 0 0 0 5
14usenet.network 5 0 0 1 0 0 0 0 4
15endoftheline-out.news.chmurka.net 2 0 0 0 0 0 0 0 2
16194.87.241.33 1 0 0 1 0 0 0 0 0
17news.bbs.nz 1 0 0 1 0 0 0 0 0
18news.furie.org.uk 1 0 0 0 0 0 0 0 1
19outgoing.news.lysator.liu.se 1 0 0 1 0 0 0 0 0
TOTAL: 19 2439 41 0 13 0 0 0 0 2385

Unwanted newsgroups [Top 20]:

NewsgroupCount
hispagatos.hacking.ctf 17
hispagatos.mastodon.tag.hacking 14
hispagatos.hacking.news 4
soc.culture.russia 3
hispagatos.mastodon.tag.hackers 2
alt.binaries.sounds.lossless.soundtracks 1
TOTAL: 6 41

INND Perl filter [Top 20]:

ReasonCount
EMP (phn path) 1057
Too many newsgroups 672
EMP (phr path) 332
EMP (md5) 228
User-issued cancel 18
EMP (phl) 14
HTML Multipart 12
Too many newsgroups (meow) 4
Binary: misplaced binary 1
TOTAL: 9 2338

NoCeM on Spool:

Issuer (type)NoticesBad PGPCancelSkipTotal
i2pn2-nocem@i2pn2.org (multipost)29003636
i2pn2-nocem@i2pn2.org (rmp)40088
robot@pasdenom.info (spam3)50066
robot@pasdenom.info (spam2)40044
TOTAL: 442005454

Miscellaneous innd statistics [Top 10]:

EventServerNumber
Including strange strings
usenet.blueworldhosting.com 26
endofthelinebbs-out.news.weretis.net 13
usenet.goja.nl.eu.org 2
newsfeed.xs3.de 2
newsfeed.bofh.team 1
news.hispagatos.org 1
endofthelinebbs.peers.news.panix.com 1
endoftheline-out.news.chmurka.net 1
TOTAL: 8 47
TOTAL: 1 47

Outgoing Feeds (innfeed) by Articles:

ServerOfferedTakenRefusedRejectMissSpool%TookElapsed
1nyheter.lysator.liu.se 6876 2781 3514 142 0 0 40%23:59:53
2news.netfront.net 10022 2110 4303 0 0 0 21%23:59:45
3news.nk.ca 21281 1778 15663 2614 0 2494 8%23:59:53
4endofthelinebbs.peers.news.panix.com 6622 902 5514 13 0 0 13%23:59:53
5news.furie.org.uk 3938 622 2377 14 0 0 15%23:59:53
6usenet.goja.nl.eu.org 7139 328 5481 42 0 0 4%23:59:53
7news.corradoroberto.it 869 237 434 0 0 0 27%22:35:57
8usenet.network 8406 143 5825 7 0 0 1%23:59:41
9news.hispagatos.org 7514 128 6147 93 0 0 1%23:59:53
10newsfeed.bofh.team 7201 108 6079 0 0 0 1%23:59:53
11news.bbs.nz 11884 102 5988 342 0 38 0%23:59:32
12news.nntp4.net 7424 87 6210 5 0 0 1%23:59:53
13nntp.comgw.net 6658 85 5860 34 0 0 1%23:59:53
14i2pn.org 7026 82 6052 36 0 24 1%23:59:53
15news.weretis.net 6731 57 6305 74 0 0 0%23:58:56
16news.quux.org 5317 47 4542 352 0 0 0%23:59:53
17news.tnetconsulting.net 7342 41 6248 139 0 2 0%23:59:53
18news.samoylyk.net 8195 22 6185 43 0 0 0%23:59:53
19newsfeed.xs3.de 7619 19 5992 140 0 0 0%23:59:18
20news.chmurka.net 3857 16 2935 0 0 0 0%23:59:53
21ddt.demos.su 52 6 45 0 0 0 11%06:05:48
22usenet.blueworldhosting.com 5634 0 4963 0 0 0 0%23:58:18
23feed.opticnetworks.net 0 0 0 0 0 6437 0%23:59:53
24photonic.trudheim.com 0 0 0 0 0 6430 0%23:59:53
TOTAL: 24 157607 9701 116662 4090 0 15425 6%556:35:23
Outgoing feeds (innfeed) by Articles

Outgoing Feeds (innfeed) by Volume:

ServerAcceptVolRejectVolTotalVolVolume/secVol/ArtElapsed
1nyheter.lysator.liu.se9.7 MB1.1 MB10.8 MB0.1 KB/s3.8 KB23:59:53
2news.netfront.net8.8 MB0.0 KB8.8 MB0.1 KB/s4.3 KB23:59:45
3news.nk.ca4.4 MB9.1 MB13.4 MB0.2 KB/s3.1 KB23:59:53
4endofthelinebbs.peers.news.panix.com2.9 MB35.9 KB2.9 MB0.0 KB/s3.2 KB23:59:53
5news.furie.org.uk2.8 MB70.9 KB2.9 MB0.0 KB/s4.7 KB23:59:53
6news.quux.org1.5 MB1.1 MB2.6 MB0.0 KB/s6.6 KB23:59:53
7news.samoylyk.net1.3 MB82.1 KB1.3 MB0.0 KB/s21.0 KB23:59:53
8ddt.demos.su898.6 KB0.0 KB898.6 KB0.0 KB/s149.8 KB06:05:48
9newsfeed.bofh.team843.0 KB0.0 KB843.0 KB0.0 KB/s7.8 KB23:59:53
10usenet.goja.nl.eu.org722.7 KB426.2 KB1.1 MB0.0 KB/s3.1 KB23:59:53
11news.corradoroberto.it579.0 KB0.0 KB579.0 KB0.0 KB/s2.4 KB22:35:57
12news.nntp4.net572.2 KB43.1 KB615.3 KB0.0 KB/s6.7 KB23:59:53
13news.hispagatos.org513.2 KB898.8 KB1.4 MB0.0 KB/s6.4 KB23:59:53
14usenet.network466.4 KB18.4 KB484.8 KB0.0 KB/s3.2 KB23:59:41
15news.bbs.nz348.1 KB2.3 MB2.7 MB0.0 KB/s6.2 KB23:59:32
16news.weretis.net307.6 KB1.7 MB2.0 MB0.0 KB/s15.4 KB23:58:56
17nntp.comgw.net264.6 KB1.5 MB1.7 MB0.0 KB/s14.8 KB23:59:53
18i2pn.org224.6 KB123.5 KB348.1 KB0.0 KB/s2.9 KB23:59:53
19news.tnetconsulting.net190.3 KB703.5 KB893.8 KB0.0 KB/s5.0 KB23:59:53
20newsfeed.xs3.de149.9 KB1.7 MB1.8 MB0.0 KB/s11.9 KB23:59:18
21news.chmurka.net59.1 KB0.0 KB59.1 KB0.0 KB/s3.7 KB23:59:53
22feed.opticnetworks.net0.0 KB0.0 KB0.0 KB0.0 KB/s023:59:53
23photonic.trudheim.com0.0 KB0.0 KB0.0 KB0.0 KB/s023:59:53
24usenet.blueworldhosting.com0.0 KB0.0 KB0.0 KB0.0 KB/s023:58:18
TOTAL: 2437.3 MB20.7 MB58.0 MB0.0 KB/s4.3 KB556:35:23
Outgoing feeds (innfeed) by Volume

NNRP readership statistics:

SystemConnArtsSizeGroupsPostRejElapsed
1167.94.138.172 5 00.0 KB 0 0 000:00:12
2173.208.0.15 4 00.0 KB 0 0 000:00:00
3ec2-18-118-139-117.us-east-2.compute.amazonaws.com 2 00.0 KB 0 0 000:00:00
4194.165.16.73 1 00.0 KB 0 0 000:00:09
5205.210.31.251 1 00.0 KB 0 0 000:00:10
6205.210.31.81 1 00.0 KB 0 0 000:00:08
72a06:4883:1000::b 1 00.0 KB 0 0 000:00:02
880.66.76.121 1 00.0 KB 0 0 000:00:00
9azpdsg71.stretchoid.com 1 00.0 KB 0 0 000:00:00
10azpdwsb8.stretchoid.com 1 00.0 KB 0 0 000:00:09
11fascinating.monitoring.internet-measurement.com 1 00.0 KB 0 0 000:00:01
12localhost 1 00.0 KB 0 0 000:11:20
TOTAL: 12 20 00.0 KB 0 0 000:12:16

NNRP readership statistics (by domain):

SystemConnArtsSizeGroupsPostRejElapsed
1unresolved 13 00.0 KB 0 0 000:00:40
2*.stretchoid.com 2 00.0 KB 0 0 000:00:10
3*.us-east-2.compute.amazonaws.com 2 00.0 KB 0 0 000:00:00
4? 2 00.0 KB 0 0 000:11:23
5*.monitoring.internet-measurement.com 1 00.0 KB 0 0 000:00:01
TOTAL: 5 20 00.0 KB 0 0 000:12:16

NNRP auth users [Top 20]:

UserConn
getlist 1
TOTAL: 1 1

NNRP total resource statistics [Top 20]:

SystemUser(ms)System(ms)Idle(ms)Elapsed
localhost 179.477 370.591 0.07500:11:20
167.94.138.172 0.013 0.087 0.00000:00:12
205.210.31.251 0.005 0.011 0.00000:00:10
azpdwsb8.stretchoid.com 0.007 0.018 0.00000:00:09
194.165.16.73 0.011 0.022 0.00000:00:09
205.210.31.81 0.005 0.028 0.00000:00:08
2a06:4883:1000::b 0.000 0.017 0.00000:00:02
fascinating.monitoring.internet-measurement.com 0.007 0.011 0.00000:00:01
ec2-18-118-139-117.us-east-2.compute.amazonaws.com 0.010 0.035 0.00000:00:00
173.208.0.15 0.013 0.068 0.00000:00:00
80.66.76.121 0.006 0.011 0.00000:00:00
azpdsg71.stretchoid.com 0.007 0.014 0.00000:00:00
TOTAL: 12 179.561 370.913 0.07500:12:16

NNRP unrecognized commands (by host) [Top 20]:

SystemConn
173.208.0.15 10
ec2-18-118-139-117.us-east-2.compute.amazonaws.com 5
167.94.138.172 2
194.165.16.73 1
80.66.76.121 1
azpdsg71.stretchoid.com 1
TOTAL: 6 20

NNRP unrecognized commands (by command) [Top 20]:

CommandCount
#026#003#001 4
#001 3
#003 2
8|#001 1
AUTH SSL 1
AUTH TLS 1
Accept-Encoding: gzip 1
Accept: */* 1
EHLO www.censys.io 1
GET / HTTP/1.1 1
Host: 144.172.126.95:119 1
MGLNDD_144.172.126.95_119 1
SSH-2.0-Go 1
User-Agent: Mozilla/5.0 (compatible; Mod... 1
TOTAL: 14 20

NNRP client timeouts [Top 20]:

SystemConnPeer
ec2-18-118-139-117.us-east-2.compute.amazonaws.com 2 2
167.94.138.172 1 3
194.165.16.73 1 1
80.66.76.121 1 1
TOTAL: 4 5 8
innreport from INN 2.8.0 (20240622 prerelease) based on initial work (©) 1996-2001 by Fabien Tassin <fta@sofaraway.org> and enhanced by several contributors since then