The first domain was established in ccTLD IS in 1986, but formal domain registration began in 1989, as Iceland became officially part of the Internet.

year	registered	total
2025	12052	89785
2024	8456	77733
2023	7269	69277
2022	6081	62008
2021	6078	55927
2020	5659	49849
2019	4621	44190
2018	3693	39569
2017	3544	35876
2016	3207	32332
2015	3120	29125
2014	2947	26005
2013	2795	23058
2012	2437	20263
2011	2152	17826
2010	2203	15674
2009	2024	13471
2008	1722	11447
2007	1472	9725
2006	1226	8253
2005	1228	7027
2004	958	5799
2003	872	4841
2002	867	3969
2001	837	3102

In March 1999 individuals were allowed to register domains. Below is the number of currently active domains which were registered by individuals.

	registered	total
August	712	34323
July	655	33611
June	635	32956
May	670	32321
April	659	31651
March	733	30992
February	629	30259
2026 January	655	29630
December	491	28975
November	504	28484
October	557	27980
September	489	27423
August	395	26934
July	295	26539
June	332	26244
May	338	25912
April	354	25574
March	384	25220
February	364	24836
2025 January	362	24472
December	256	24110
November	330	23854
October	330	23524
September	338	23194

Number of active domains, registered in each month of the year.

month	this year	last year	older
01	1671	925	6953
02	1621	856	6484
03	1945	925	7034
04	1640	851	6438
05	1623	734	6281
06	1627	762	5558
07	1498	735	5066
08	1599	1198	6181
09	0	1256	7221
10	0	1372	7439
11	0	1276	7189
12	0	1162	5895

Distribution of current .is domains in regard to how many years they were registered.

age (years)	number
30-31	67
29-30	181
28-29	365
27-28	491
26-27	796
25-26	911
24-25	830
23-24	858
22-23	892
21-22	1212
20-21	1141
19-20	1416
18-19	1546
17-18	2024
16-17	2090
15-16	2181
14-15	2405
13-14	2753
12-13	2864
11-12	3064
10-11	3075
9-10	3456
8-9	3668
7-8	4194
6-7	5190
5-6	6056
4-5	6058
3-4	6654
2-3	8165
1-2	10056
0-1	18289
Mean age	7.6

Blue is total new registrations, red is the number of domains deleted on that date.

	registered	[dom/for]	deleted	[dom/for]	net change	[dom/for]
01. Sep	69	[45/24]	7	[7/0 ]	62	[38/24]
31. Aug	61	[36/25]	153	[60/93 ]	-92	[-24/-68]
30. Aug	60	[26/34]	1	[1/0 ]	59	[25/34]
29. Aug	28	[14/14]	3	[3/0 ]	25	[11/14]
28. Aug	54	[31/23]	29	[16/13 ]	25	[15/10]
27. Aug	57	[39/18]	86	[52/34 ]	-29	[-13/-16]
26. Aug	53	[35/18]	6	[5/1 ]	47	[30/17]
25. Aug	51	[35/16]	4	[4/0 ]	47	[31/16]
24. Aug	57	[39/18]	99	[47/52 ]	-42	[-8/-34]
23. Aug	36	[25/11]	1	[1/0 ]	35	[24/11]
22. Aug	34	[14/20]	2	[2/0 ]	32	[12/20]
21. Aug	60	[38/22]	20	[9/11 ]	40	[29/11]
20. Aug	74	[55/19]	96	[42/54 ]	-22	[13/-35]
19. Aug	75	[45/30]	4	[4/0 ]	71	[41/30]
18. Aug	76	[43/33]	5	[5/0 ]	71	[38/33]
17. Aug	49	[28/21]	92	[42/50 ]	-43	[-14/-29]
16. Aug	37	[22/15]	2	[2/0 ]	35	[20/15]
15. Aug	24	[10/14]	3	[3/0 ]	21	[7/14]
14. Aug	43	[25/18]	43	[18/25 ]	0	[7/-7]
13. Aug	62	[41/21]	107	[53/54 ]	-45	[-12/-33]
12. Aug	54	[32/22]	5	[5/0 ]	49	[27/22]
11. Aug	89	[55/34]	5	[5/0 ]	84	[50/34]
10. Aug	50	[27/23]	76	[39/37 ]	-26	[-12/-14]
09. Aug	28	[17/11]	0	[0/0 ]	28	[17/11]
08. Aug	40	[32/8]	2	[2/0 ]	38	[30/8]
07. Aug	62	[44/18]	28	[10/18 ]	34	[34/0]
06. Aug	79	[42/37]	70	[41/29 ]	9	[1/8]
05. Aug	56	[33/23]	3	[3/0 ]	53	[30/23]
04. Aug	60	[43/17]	86	[40/46 ]	-26	[3/-29]
03. Aug	34	[15/19]	2	[2/0 ]	32	[13/19]
02. Aug	31	[21/10]	1	[1/0 ]	30	[20/10]
Total	1643	[1007/636]	1041	[524/517]	602	[483/119]

When domain has been purged and is available for registration.

	deleted
August	1047
July	993
June	1036
May	970
April	1121
March	1187
February	1045
2026 January	1129
December	1133
November	983
October	969
September	948
August	741
July	878
June	863
May	1072
April	950
March	930
February	880
2025 January	787
December	834
November	822
October	810
September	825

Any change made to the domain registration, including delegation changes, but excluding transfers.

	changed
August	2231
July	1902
June	2176
May	2226
April	2168
March	3211
February	2258
2026 January	2256
December	1504
November	1853
October	1872
September	1660
August	1675
July	1869
June	1509
May	1573
April	1714
March	1683
February	1665
2025 January	1746
December	1564
November	1978
October	1705
September	1704

Number of domains put on hold. Domains are put on hold when renewal fee is unpaid past due date or if the domain is not hosted properly on its nameservers.

	on hold
August	1402
July	1331
June	1370
May	1373
April	1520
March	1683
February	1577
2026 January	1675
December	1308
November	1476
October	1344
September	1305
August	1272
July	1020
June	1190
May	1258
April	1415
March	1460
February	1229
2025 January	1302
December	1011
November	1072
October	1133
September	1142

Domains can be put on hold temporarily. This is the number of reactivated domains.

	reactivated
August	495
July	407
June	516
May	476
April	677
March	645
February	659
2026 January	580
December	441
November	480
October	541
September	523
August	479
July	356
June	479
May	535
April	488
March	521
February	470
2025 January	515
December	356
November	372
October	437
September	478

Number of domains transferred from one registrant to another.

	transferred
August	262
July	277
June	252
May	279
April	298
March	361
February	293
2026 January	279
December	300
November	267
October	321
September	345
August	232
July	240
June	296
May	219
April	298
March	349
February	268
2025 January	368
December	278
November	262
October	376
September	285

Number of domains signed using DNSSEC.

	signed
August	3710
July	3641
June	3630
May	3623
April	3582
March	3557
February	3529
2026 January	3532
December	3517
November	3500
October	3479
September	3453
August	3438
July	3412
June	3395
May	3382
April	3360
March	3332
February	3312
2025 January	3302
December	3249
November	3244
October	3219
September	3196

Number of domains per month using ISNIC's parking or ISNIC DNS Hosting.

	parked	ISNIC DNS Hosting
September	21635	13834
Ágúst	21546	13727
Júlí	21485	13618
Júní	21452	13484
Maí	21426	13423
Apríl	21343	13334
Mars	21222	13225
Febrúar	21112	13143
2026 Janúar	21053	13134
Desember	20968	13081
Nóvember	21089	13038
Október	21011	12975
September	20920	12965
Ágúst	20883	12980
Júlí	20835	12935
Júní	20767	12895
Maí	20658	12869
Apríl	20594	12821
Mars	20459	12767
Febrúar	20383	12674
2025 Janúar	20237	12551
Desember	20175	12506
Nóvember	20149	12406
Október	20064	12283

Number of domains renewed for two, three, four or five years in a given month.

	1 year	2 years	3 years	4 years	5 years
August	6851	45	17	10	17
July	6067	44	7	16	13
June	5920	40	14	4	15
May	6299	36	9	8	16
April	6831	42	8	6	19
March	7655	73	21	12	18
February	7052	43	9	11	9
2026 January	7961	59	13	11	11
December	6309	52	15	9	12
November	6185	53	17	5	12
October	6739	50	16	5	21
September	7093	55	13	8	17
August	6668	52	15	1	20
July	5674	36	9	7	12
June	5537	40	9	9	15
May	6367	40	11	8	11
April	6613	44	8	10	18
March	7338	38	10	7	15
February	6712	48	15	6	18
2025 January	7680	62	14	5	20
December	6242	47	12	4	6
November	6295	26	13	2	15
October	7048	52	7	13	10
September	6817	52	3	9	20

Number of characters in a domain. It can between 1 up to 63 characters.

length	number	length	number	length	number	length	number
1	46	2	1251	3	6241	4	7373
5	9098	6	10253	7	10030	8	10360
9	9954	10	8797	11	7318	12	5622
13	4287	14	3431	15	2577	16	1940
17	1330	18	932	19	725	20	501
21	295	22	216	23	137	24	107
25	66	26	40	27	27	28	15
29	15	30	9	31	10	32	4
33	1	34	3	37	1	38	1
40	1	41	1

Postal code

postal code	number of domains
105 Reykjavík	6001
101 Reykjavík	5870
108 Reykjavík	4499
110 Reykjavík	4485
210 Garðabæ	4061
200 Kópavogi	3701
104 Reykjavík	3411
201 Kópavogi	3203
220 Hafnarfirði	2984
112 Reykjavík	2489
221 Hafnarfirði	2298
270 Mosfellsbæ	2268
600 Akureyri	1741
203 Kópavogi	1704
800 Selfossi	1563
109 Reykjavík	1421
113 Reykjavík	1389
107 Reykjavík	1353
230 Reykjanesbæ	1257
170 Seltjarnarnesi	1028

Towns

town/county	number of domains
Reykjavík	33598
Kópavogi	8617
Hafnarfirði	5309
Garðabæ	4613
Akureyri	2723
Mosfellsbæ	2374
Reykjanesbæ	2312
Selfossi	2192
Seltjarnarnesi	1029
Akranesi	803
Egilsstöðum	484
Hveragerði	446
Borgarnesi	445
Vestmannaeyjum	392
Ísafirði	351
Grindavík	337
Húsavík	327
Sauðárkróki	320
Hellu	303
Hvolsvelli	285

Percentage of .IS domains with primary nameserver in domain of the largest hosting companies.

Rank	Hosting Company	share (%)	|	Rank	Hosting Company	share (%)
1	cloudflare.com	14.94	|	21	awsdns.com	0.43
2	1984.is	11.30	|	22	awsdns.net	0.42
3	registrar-servers.com	5.46	|	23	siteground.net	0.40
4	wixdns.net	1.79	|	24	thekking.is	0.40
5	hyp.net	1.27	|	25	wordpress.com	0.40
6	netvistun.is	1.22	|	26	okhysing.is	0.39
7	vist.is	1.17	|	27	googledomains.com	0.38
8	hysingar.is	1.16	|	28	awsdns.co.uk	0.38
9	hysing.is	0.80	|	29	microsoftonline.com	0.37
10	azure-dns.com	0.73	|	30	digitalocean.com	0.36
11	vercel-dns.com	0.66	|	31	eurodns.com	0.35
12	xnet.is	0.61	|	32	101domain.com	0.34
13	c.is	0.57	|	33	vortex.is	0.30
14	cscdns.net	0.56	|	34	t.is	0.30
15	dns-parking.com	0.54	|	35	dreamhost.com	0.29
16	markmonitor.com	0.51	|	36	snerpa.is	0.27
17	nsone.net	0.50	|	37	icedns.is	0.25
18	stefna.is	0.49	|	38	reykjavik.is	0.25
19	awsdns.org	0.48	|	39	midja.is	0.24
20	simnet.is	0.43	|	40	netim.net	0.23

See past years.

Number of domains since 1990 and a updated forcast for the next few years.

The following is a attempt to predict the number of .is domains by the year 2030. The prediction was made in july 2010, based on the data available then: