[Tages-Statistik] [Stunden-Statistik] [URLs] [Eingang] [Ausgang] [Rechner (IP-Adressen)] [Verweise] [Suche] [Anwenderprogramme] [Länder]

Monats-Statistik für Oktober 2011
Summe der Anfragen	24213
Summe der Dateien	15455
Summe Seiten	17069
Summe Besuche	2679
Summe in kb	88180
Summe der unterschiedlichen Rechner (IP-Adressen)	1139
Summe der unterschiedlichen URLs	2872
Summe der unterschiedlichen Verweise	378
Summe der unterschiedlichen Anwenderprogramme	349
.	Schnitt	Maximum
Anfragen pro Stunde	32	757
Anfragen pro Tag	781	1776
Dateien pro Tag	498	1494
Seiten pro Tag	550	1546
Rechner (IP-Adressen) pro Tag	36	114
Besuche pro Tag	86	153
kb pro Tag	2845	9282
Anfragen nach Status-Codes
Code 200 - OK	63.83%	15455
Code 206 - Unvollständiger Inhalt	0.00%	1
Code 304 - Die Seite wurde nicht geändert	17.80%	4311
Code 400 - Ungültige Anfrage	0.02%	6
Code 403 - Die Antwort wurde verweigert	0.03%	7
Code 404 - Die Seite wurde nicht gefunden!	18.31%	4433

Tages-Statistik im Monat Oktober 2011
Tag	Anfragen		Dateien		Seiten		Besuche		Rechner		kb
1	943	3.89%	556	3.60%	611	3.58%	115	4.29%	88	7.73%	1662	1.88%
2	526	2.17%	381	2.47%	397	2.33%	77	2.87%	44	3.86%	1152	1.31%
3	412	1.70%	285	1.84%	309	1.81%	90	3.36%	59	5.18%	3973	4.51%
4	279	1.15%	216	1.40%	176	1.03%	75	2.80%	38	3.34%	2787	3.16%
5	460	1.90%	345	2.23%	285	1.67%	88	3.28%	70	6.15%	1059	1.20%
6	370	1.53%	261	1.69%	238	1.39%	60	2.24%	44	3.86%	991	1.12%
7	1266	5.23%	782	5.06%	800	4.69%	127	4.74%	73	6.41%	2773	3.14%
8	1776	7.33%	1494	9.67%	1546	9.06%	107	3.99%	76	6.67%	3324	3.77%
9	765	3.16%	544	3.52%	512	3.00%	76	2.84%	60	5.27%	1758	1.99%
10	303	1.25%	199	1.29%	204	1.20%	66	2.46%	50	4.39%	706	0.80%
11	416	1.72%	194	1.26%	312	1.83%	56	2.09%	37	3.25%	788	0.89%
12	938	3.87%	842	5.45%	844	4.94%	78	2.91%	44	3.86%	1165	1.32%
13	1053	4.35%	817	5.29%	898	5.26%	66	2.46%	38	3.34%	3023	3.43%
14	913	3.77%	507	3.28%	560	3.28%	104	3.88%	83	7.29%	2311	2.62%
15	1338	5.53%	593	3.84%	812	4.76%	153	5.71%	109	9.57%	2865	3.25%
16	983	4.06%	480	3.11%	521	3.05%	120	4.48%	91	7.99%	4075	4.62%
17	683	2.82%	396	2.56%	465	2.72%	74	2.76%	63	5.53%	3042	3.45%
18	443	1.83%	313	2.03%	304	1.78%	66	2.46%	42	3.69%	6122	6.94%
19	416	1.72%	229	1.48%	282	1.65%	68	2.54%	36	3.16%	2472	2.80%
20	410	1.69%	274	1.77%	215	1.26%	70	2.61%	54	4.74%	1086	1.23%
21	1767	7.30%	765	4.95%	1092	6.40%	151	5.64%	104	9.13%	6463	7.33%
22	1330	5.49%	681	4.41%	844	4.94%	106	3.96%	84	7.37%	3420	3.88%
23	756	3.12%	569	3.68%	671	3.93%	59	2.20%	37	3.25%	4577	5.19%
24	602	2.49%	516	3.34%	515	3.02%	44	1.64%	30	2.63%	846	0.96%
25	936	3.87%	726	4.70%	829	4.86%	62	2.31%	35	3.07%	9282	10.53%
26	448	1.85%	269	1.74%	255	1.49%	72	2.69%	44	3.86%	1245	1.41%
27	688	2.84%	547	3.54%	578	3.39%	72	2.69%	44	3.86%	3986	4.52%
28	924	3.82%	528	3.42%	657	3.85%	152	5.67%	114	10.01%	4850	5.50%
29	1192	4.92%	718	4.65%	842	4.93%	97	3.62%	70	6.15%	3959	4.49%
30	435	1.80%	243	1.57%	254	1.49%	74	2.76%	65	5.71%	1194	1.35%
31	442	1.83%	185	1.20%	241	1.41%	63	2.35%	56	4.92%	1223	1.39%

Stunden-Statistik im Monat Oktober 2011
Stunde	Anfragen			Dateien			Seiten			kb
	Schnitt	Summe		Schnitt	Summe		Schnitt	Summe		Schnitt	Summe
0	25	789	3.26%	16	521	3.37%	15	473	2.77%	148	4583	5.20%
1	14	447	1.85%	10	314	2.03%	9	309	1.81%	125	3877	4.40%
2	6	205	0.85%	3	121	0.78%	5	167	0.98%	17	519	0.59%
3	9	293	1.21%	5	183	1.18%	7	233	1.37%	13	403	0.46%
4	9	297	1.23%	6	213	1.38%	8	250	1.46%	151	4695	5.32%
5	11	356	1.47%	8	273	1.77%	9	300	1.76%	109	3394	3.85%
6	14	437	1.80%	11	350	2.26%	11	357	2.09%	164	5091	5.77%
7	30	942	3.89%	24	750	4.85%	25	794	4.65%	47	1456	1.65%
8	38	1192	4.92%	22	696	4.50%	24	773	4.53%	86	2662	3.02%
9	65	2030	8.38%	50	1570	10.16%	51	1593	9.33%	338	10481	11.89%
10	55	1723	7.12%	36	1117	7.23%	35	1089	6.38%	184	5715	6.48%
11	45	1399	5.78%	28	881	5.70%	31	967	5.67%	114	3536	4.01%
12	32	997	4.12%	17	556	3.60%	20	626	3.67%	81	2499	2.83%
13	27	846	3.49%	15	486	3.14%	18	573	3.36%	49	1532	1.74%
14	42	1302	5.38%	29	912	5.90%	32	1003	5.88%	75	2338	2.65%
15	26	806	3.33%	17	547	3.54%	15	492	2.88%	87	2693	3.05%
16	54	1674	6.91%	38	1205	7.80%	41	1273	7.46%	166	5138	5.83%
17	28	890	3.68%	14	435	2.81%	19	611	3.58%	115	3560	4.04%
18	45	1408	5.82%	28	882	5.71%	35	1088	6.37%	191	5908	6.70%
19	45	1398	5.77%	26	816	5.28%	32	993	5.82%	196	6071	6.89%
20	40	1268	5.24%	21	660	4.27%	28	876	5.13%	132	4092	4.64%
21	43	1353	5.59%	21	675	4.37%	27	854	5.00%	78	2432	2.76%
22	36	1142	4.72%	22	687	4.45%	23	723	4.24%	104	3229	3.66%
23	32	1019	4.21%	19	605	3.91%	21	652	3.82%	73	2273	2.58%

Top 30 von 2872 URLs
#	Anfragen		kb		URL
1	3058	12.63%	1894	2.15%	/
2	837	3.46%	721	0.82%	/bridge.htm
3	754	3.11%	449	0.51%	/system/Menu.htm
4	736	3.04%	119	0.14%	/system/titel.htm
5	696	2.87%	448	0.51%	/system/startseite.html
6	271	1.12%	3911	4.44%	/usage/usage_201110.html
7	131	0.54%	307	0.35%	/usage/
8	121	0.50%	45	0.05%	/system/aktuelles.htm
9	106	0.44%	37	0.04%	/2011/11_10_07_tur.html
10	102	0.42%	73	0.08%	/system/referenz.htm
11	98	0.40%	39	0.04%	/2011/11_09_30_tur.html
12	97	0.40%	176	0.20%	/2011/11_09_30_tur_erg.html
13	97	0.40%	35	0.04%	/2011/11_09_30_tur_h_titel.html
14	97	0.40%	37	0.04%	/2011/11_09_30_tur_inhalt.html
15	92	0.38%	39	0.04%	/2011/11_10_21_tur.html
16	91	0.38%	197	0.22%	/2011/11_10_21_tur_erg.html
17	91	0.38%	36	0.04%	/2011/11_10_21_tur_h_titel.html
18	91	0.38%	37	0.04%	/2011/11_10_21_tur_inhalt.html
19	90	0.37%	32	0.04%	/2011/11_10_14_tur.html
20	89	0.37%	182	0.21%	/2011/11_10_07_tur_erg.html
21	89	0.37%	34	0.04%	/2011/11_10_07_tur_h_titel.html
22	89	0.37%	35	0.04%	/2011/11_10_07_tur_inhalt.html
23	89	0.37%	38	0.04%	/2011/11_10_08_tur.html
24	87	0.36%	260	0.29%	/2011/11_10_08_tur_erg.html
25	87	0.36%	34	0.04%	/2011/11_10_08_tur_h_titel.html
26	87	0.36%	36	0.04%	/2011/11_10_08_tur_inhalt.html
27	83	0.34%	103	0.12%	/2011/11_10_13_tur_erg.html
28	83	0.34%	32	0.04%	/2011/11_10_13_tur_inhalt.html
29	82	0.34%	33	0.04%	/2011/11_10_13_tur.html
30	82	0.34%	30	0.03%	/2011/11_10_13_tur_h_titel.html

Top 10 von 2872 URLs sortiert nach kb
#	Anfragen		kb		URL
1	70	0.29%	7482	8.48%	/usage/usage_201104.html
2	40	0.17%	4011	4.55%	/usage/usage_201108.html
3	271	1.12%	3911	4.44%	/usage/usage_201110.html
4	21	0.09%	2339	2.65%	/usage/usage_201009.html
5	22	0.09%	2332	2.64%	/usage/usage_201008.html
6	23	0.09%	2315	2.62%	/usage/usage_201007.html
7	22	0.09%	2304	2.61%	/usage/usage_201005.html
8	5	0.02%	2018	2.29%	/2008/08_11_09_ind_priv.html
9	3058	12.63%	1894	2.15%	/
10	20	0.08%	1509	1.71%	/usage/usage_201012.html

Top 10 von 575 Eingangsseiten Gesamt
#	Anfragen		Besuche		URL
1	3058	12.63%	1007	41.49%	/
2	837	3.46%	104	4.29%	/bridge.htm
3	271	1.12%	88	3.63%	/usage/usage_201110.html
4	131	0.54%	66	2.72%	/usage/
5	754	3.11%	64	2.64%	/system/Menu.htm
6	696	2.87%	56	2.31%	/system/startseite.html
7	736	3.04%	50	2.06%	/system/titel.htm
8	51	0.21%	19	0.78%	/system/weg.htm
9	28	0.12%	18	0.74%	/usage/usage_201109.html
10	121	0.50%	17	0.70%	/system/aktuelles.htm

Top 10 von 610 Ausgangsseiten Gesamt
#	Anfragen		Besuche		URL
1	3058	12.63%	374	14.87%	/
2	837	3.46%	209	8.31%	/bridge.htm
3	696	2.87%	89	3.54%	/system/startseite.html
4	271	1.12%	81	3.22%	/usage/usage_201110.html
5	131	0.54%	65	2.58%	/usage/
6	736	3.04%	62	2.47%	/system/titel.htm
7	754	3.11%	59	2.35%	/system/Menu.htm
8	121	0.50%	56	2.23%	/system/aktuelles.htm
9	102	0.42%	52	2.07%	/system/referenz.htm
10	91	0.38%	47	1.87%	/2011/11_10_21_tur_inhalt.html

Top 30 von 1139 Rechnern (IP-Adressen)
#	Anfragen		Dateien		kb		Besuche		Rechnername
1	1436	5.93%	702	4.54%	1614	1.83%	40	1.49%	crawl-66-249-72-102.googlebot.com
2	966	3.99%	830	5.37%	1799	2.04%	80	2.99%	crawl-66-249-71-201.googlebot.com
3	943	3.89%	919	5.95%	10770	12.21%	2	0.07%	static.140.95.4.46.clients.your-server.de
4	699	2.89%	699	4.52%	419	0.48%	1	0.04%	dsdf-4d056763.pool.mediaways.net
5	530	2.19%	438	2.83%	1257	1.43%	226	8.44%	b3091303.crawl.yahoo.net
6	477	1.97%	238	1.54%	679	0.77%	88	3.28%	crawl-66-249-72-46.googlebot.com
7	468	1.93%	468	3.03%	281	0.32%	1	0.04%	dsdf-4d056448.pool.mediaways.net
8	356	1.47%	356	2.30%	213	0.24%	1	0.04%	dsdf-4db5a747.pool.mediaways.net
9	344	1.42%	344	2.23%	206	0.23%	2	0.07%	dsdf-5d82cc00.pool.mediaways.net
10	322	1.33%	27	0.17%	56	0.06%	23	0.86%	crawl-66-249-71-187.googlebot.com
11	292	1.21%	208	1.35%	432	0.49%	41	1.53%	crawl-66-249-72-6.googlebot.com
12	272	1.12%	175	1.13%	1900	2.15%	86	3.21%	208-115-111-70-reverse.wowrack.com
13	217	0.90%	123	0.80%	594	0.67%	12	0.45%	ip-2-203-6-238.web.vodafone.de
14	189	0.78%	44	0.28%	104	0.12%	13	0.49%	ip-78-94-5-73.unitymediagroup.de
15	187	0.77%	136	0.88%	854	0.97%	17	0.63%	79.rev.opentransfer.com
16	186	0.77%	94	0.61%	496	0.56%	13	0.49%	ip-78-94-77-102.unitymediagroup.de
17	185	0.76%	49	0.32%	108	0.12%	10	0.37%	ip-78-94-20-60.unitymediagroup.de
18	179	0.74%	152	0.98%	312	0.35%	4	0.15%	212.29.41.171
19	171	0.71%	171	1.11%	125	0.14%	1	0.04%	188.72.227.112
20	163	0.67%	113	0.73%	560	0.63%	11	0.41%	ip-78-94-161-212.unitymediagroup.de
21	158	0.65%	108	0.70%	308	0.35%	74	2.76%	b3090994.crawl.yahoo.net
22	158	0.65%	108	0.70%	370	0.42%	71	2.65%	crawl-66-249-71-194.googlebot.com
23	140	0.58%	29	0.19%	71	0.08%	9	0.34%	ip-78-94-3-38.unitymediagroup.de
24	138	0.57%	52	0.34%	199	0.23%	21	0.78%	62.159.28.34
25	116	0.48%	73	0.47%	232	0.26%	45	1.68%	crawl-66-249-71-229.googlebot.com
26	109	0.45%	17	0.11%	12	0.01%	1	0.04%	p5b3a46e0.dip.t-dialin.net
27	101	0.42%	39	0.25%	32	0.04%	71	2.65%	spider86.yandex.ru
28	93	0.38%	8	0.05%	14	0.02%	10	0.37%	ip-95-223-107-1.unitymediagroup.de
29	91	0.38%	41	0.27%	37	0.04%	13	0.49%	ip-178-201-112-185.unitymediagroup.de
30	90	0.37%	60	0.39%	42	0.05%	15	0.56%	sticker00.yandex.ru

Top 10 von 1139 Rechnern (IP-Adressen) sortiert nach kb
#	Anfragen		Dateien		kb		Besuche		Rechnername
1	943	3.89%	919	5.95%	10770	12.21%	2	0.07%	static.140.95.4.46.clients.your-server.de
2	50	0.21%	50	0.32%	6406	7.26%	2	0.07%	222.186.17.99
3	39	0.16%	39	0.25%	4938	5.60%	3	0.11%	58.22.101.247
4	51	0.21%	51	0.33%	3106	3.52%	1	0.04%	232.182.143.79.static.giga-dns.com
5	50	0.21%	50	0.32%	2979	3.38%	1	0.04%	57.232.238.178.static.giga-dns.com
6	20	0.08%	20	0.13%	2543	2.88%	1	0.04%	ppp-212-92-247-84.wildpark.net
7	21	0.09%	21	0.14%	2271	2.58%	1	0.04%	89-149-223-180.local
8	272	1.12%	175	1.13%	1900	2.15%	86	3.21%	208-115-111-70-reverse.wowrack.com
9	16	0.07%	16	0.10%	1861	2.11%	16	0.60%	lasvegas-nv-datacenter.com
10	966	3.99%	830	5.37%	1799	2.04%	80	2.99%	crawl-66-249-71-201.googlebot.com

Top 30 von 378 Verweise
#	Anfragen		Verweise
1	8452	34.91%	- (Direct Request)
2	645	2.66%	http://bybuy.de
3	412	1.70%	http://www.pkw-verkaeufe.de/pages/autoankauf-deutschlandweit/autoankauf-berlin-lokaler-auto-ankauf-in-berlin.php
4	233	0.96%	http://www.rosio.de/category/geburtstagsgedichte/
5	233	0.96%	http://zippie.de/category/geburtstagssprueche
6	177	0.73%	http://rentor.de/bioxsine
7	177	0.73%	http://www.pkw-zubehoer.com
8	54	0.22%	http://www.btc-dortmund.de/Referenz.html
9	47	0.19%	http://www.google.de/url
10	36	0.15%	http://www.google.de/search
11	30	0.12%	http://bookmarkingmagnet.info/user.php
12	30	0.12%	http://bookmarkssocial.com/user.php
13	30	0.12%	http://taggingkit.com/user.php
14	30	0.12%	http://www.oneview.com/user/discover.jsf
15	26	0.11%	http://www.ouriphone4s.info
16	25	0.10%	http://gaiauniversitaet.org/kompetencje-adwokata-i-radcy-prawnego/
17	25	0.10%	http://miernikethernetugige.articles-class.com/2011/09/21/dystrybucja-urzadzen-pomiarowych-to-doskonaly-pomysl-na-firme/
18	22	0.09%	http://www.ubound.info/Top/World/Deutsch/Regional/Europa/Deutschland/Nordrhein-Westfalen/Städte_und_Gemeinden/D/Dortmund/Freizeit/Spiele
19	20	0.08%	http://blixtech.com/user/history/starbuck33
20	20	0.08%	http://www.linksprocket.com/user/history/starbuck33/
21	13	0.05%	http://www.freevpnserver.info
22	13	0.05%	http://www.sexhealth-blog.com
23	11	0.05%	http://www.bigfinder.de/
24	10	0.04%	http://suche.gmx.net/search/web/
25	10	0.04%	http://www.linksprocket.com/user/history/crazymary/
26	9	0.04%	http://btc-dortmund.de/Referenz.html
27	7	0.03%	http://valerie-bistro.de/robot.html
28	5	0.02%	http://search.conduit.com/Results.aspx
29	4	0.02%	http://extrabot.com/help/grytyvikafa.htm
30	4	0.02%	http://logistique.li/IPTCBOT

Top 20 von 38 Suchausdrücke Gesamt
#	Anfragen		Suche
1	14	15.38%	bridgeclub tremonia dortmund
2	11	12.09%	bridgeclub tremonia
3	10	10.99%	www.bc-tremonia.de
4	4	4.40%	www.bridgeclub-tremonia.de
5	3	3.30%	bc-tremonia.de
6	3	3.30%	bridge tremonia dortmund
7	3	3.30%	bridgeclub dortmund
8	3	3.30%	dortmunder bridgeclubs
9	3	3.30%	tremonia bridge
10	3	3.30%	tremonia dortmund
11	2	2.20%	bridge club dortmund
12	2	2.20%	http://www.sarahintim.info/bigtits.php
13	2	2.20%	tremonia bridgeclub
14	2	2.20%	tremonia dortmund bridge
15	2	2.20%	www.bridgeclub-tremonia
16	2	2.20%	www.sarahintim.info/bigtits.php
17	1	1.10%	bc-tremonia-de
18	1	1.10%	bridge club
19	1	1.10%	bridge club in dortmund
20	1	1.10%	bridge dortmund

Top 15 von 349 Anwenderprogramme
#	Anfragen		Anwenderprogramm
1	3788	15.64%	Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)
2	1566	6.47%	Netscape 6.0; WinNT6.1
3	943	3.89%	Mozilla/5.0 (compatible; SEOkicks-Robot +http://www.seokicks.de/robot.html)
4	910	3.76%	Mozilla/5.0 (Windows NT 5.1; rv:7.0.1) Gecko/20100101 Firefox/7.0.1
5	908	3.75%	Mozilla/5.0 (iPhone; U; CPU iPhone OS 4_3_3 like Mac OS X; de-de) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobi
6	688	2.84%	Mozilla/5.0 (compatible; Yahoo! Slurp; http://help.yahoo.com/help/us/ysearch/slurp)
7	632	2.61%	Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.0.
8	583	2.41%	Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0)
9	393	1.62%	Mozilla/5.0 (Windows NT 5.1; rv:6.0.2) Gecko/20100101 Firefox/6.0.2
10	389	1.61%	Mozilla/5.0 (iPad; U; CPU OS 4_2_1 like Mac OS X; de-de) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8C148
11	386	1.59%	Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0)
12	338	1.40%	Mozilla/4.0 (compatible; MSIE 7.0; TOB 6.05; Windows NT 5.1; Trident/4.0; Media Center PC 3.0; .NET CLR 1.0.3705; T-Brand-RC)
13	322	1.33%	Mozilla/5.0 (compatible; Ezooms/1.0; ezooms.bot@gmail.com)
14	311	1.28%	Internet Explorer 8.0; WinXP
15	293	1.21%	Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET4.0C)

Top 30 von 41 Ländern
#	Anfragen		Dateien		kb		Land
1	10568	43.65%	6802	44.01%	23507	26.66%	Netzwerke (net)
2	5781	23.88%	3551	22.98%	22292	25.28%	Deutschland
3	5745	23.73%	3601	23.30%	17557	19.91%	Firmen (com)
4	512	2.11%	472	3.05%	3807	4.32%	USA
5	467	1.93%	160	1.04%	3553	4.03%	Unbekannte Adressen
6	256	1.06%	212	1.37%	330	0.37%	Niederlande
7	254	1.05%	144	0.93%	885	1.00%	Russische Foederation
8	145	0.60%	124	0.80%	11758	13.33%	Australien
9	98	0.40%	80	0.52%	663	0.75%	Organisationen (org)
10	76	0.31%	69	0.45%	257	0.29%	Schweiz
11	56	0.23%	56	0.36%	1564	1.77%	Sambia
12	44	0.18%	21	0.14%	59	0.07%	Italien
13	35	0.14%	30	0.19%	47	0.05%	Rumaenien
14	29	0.12%	28	0.18%	36	0.04%	Oesterreich
15	20	0.08%	20	0.13%	29	0.03%	Informationsanbieter (info)
16	15	0.06%	12	0.08%	767	0.87%	Frankreich
17	12	0.05%	6	0.04%	5	0.01%	Tschechien
18	12	0.05%	8	0.05%	13	0.02%	Ukraine
19	10	0.04%	9	0.06%	135	0.15%	Grossbritannien (alt)
20	10	0.04%	4	0.03%	3	0.00%	Schweden
21	8	0.03%	6	0.04%	359	0.41%	Polen
22	7	0.03%	4	0.03%	3	0.00%	Suedkorea
23	6	0.02%	4	0.03%	6	0.01%	Weissrussland
24	6	0.02%	3	0.02%	3	0.00%	Norwegen
25	6	0.02%	3	0.02%	2	0.00%	Seychellen
26	5	0.02%	5	0.03%	0	0.00%	Thailand
27	5	0.02%	3	0.02%	2	0.00%	Grossbritannien
28	4	0.02%	3	0.02%	4	0.00%	China
29	3	0.01%	1	0.01%	2	0.00%	Europäische Union
30	3	0.01%	3	0.02%	30	0.03%	Indonesien