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	12532	90819
2024	8591	78287
2023	7364	69696
2022	6138	62332
2021	6124	56194
2020	5704	50070
2019	4654	44366
2018	3723	39712
2017	3564	35989
2016	3218	32425
2015	3130	29207
2014	2959	26077
2013	2805	23118
2012	2440	20313
2011	2158	17873
2010	2212	15715
2009	2039	13503
2008	1723	11464
2007	1475	9741
2006	1228	8266
2005	1233	7038
2004	960	5805
2003	873	4845
2002	867	3972
2001	837	3105

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

	registered	total
July	657	34008
June	639	33351
May	671	32712
April	660	32041
March	734	31381
February	634	30647
2026 January	658	30013
December	493	29355
November	506	28862
October	567	28356
September	511	27789
August	416	27278
July	392	26862
June	333	26470
May	338	26137
April	355	25799
March	384	25444
February	362	25060
2025 January	365	24698
December	256	24333
November	331	24077
October	331	23746
September	349	23415
August	297	23066

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

month	this year	last year	older
01	1673	927	6955
02	1622	857	6489
03	1946	926	7035
04	1640	857	6439
05	1624	735	6284
06	1628	773	5570
07	1499	1144	5521
08	0	1215	6203
09	0	1278	7258
10	0	1378	7449
11	0	1278	7193
12	0	1164	5896

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

age (years)	number
30-31	61
29-30	160
28-29	348
27-28	501
26-27	778
25-26	911
24-25	809
23-24	883
22-23	876
21-22	1201
20-21	1136
19-20	1372
18-19	1554
17-18	2005
16-17	2072
15-16	2220
14-15	2377
13-14	2722
12-13	2892
11-12	2987
10-11	3143
9-10	3477
8-9	3668
7-8	4133
6-7	5139
5-6	6034
4-5	6068
3-4	6676
2-3	8260
1-2	9984
0-1	17945
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]
03. Aug	34	[15/19]	2	[2/0 ]	32	[13/19]
02. Aug	31	[21/10]	1	[1/0 ]	30	[20/10]
01. Aug	31	[13/18]	13	[12/1 ]	18	[1/17]
31. Jul	46	[27/19]	31	[18/13 ]	15	[9/6]
30. Jul	48	[24/24]	71	[31/40 ]	-23	[-7/-16]
29. Jul	61	[39/22]	9	[9/0 ]	52	[30/22]
28. Jul	33	[18/15]	2	[2/0 ]	31	[16/15]
27. Jul	44	[21/23]	82	[41/41 ]	-38	[-20/-18]
26. Jul	25	[14/11]	5	[5/0 ]	20	[9/11]
25. Jul	30	[19/11]	0	[0/0 ]	30	[19/11]
24. Jul	35	[22/13]	21	[9/12 ]	14	[13/1]
23. Jul	51	[28/23]	77	[40/37 ]	-26	[-12/-14]
22. Jul	60	[31/29]	2	[2/0 ]	58	[29/29]
21. Jul	52	[26/26]	6	[6/0 ]	46	[20/26]
20. Jul	46	[24/22]	66	[36/30 ]	-20	[-12/-8]
19. Jul	29	[10/19]	1	[1/0 ]	28	[9/19]
18. Jul	33	[19/14]	1	[1/0 ]	32	[18/14]
17. Jul	54	[29/25]	105	[55/50 ]	-51	[-26/-25]
16. Jul	57	[24/33]	12	[9/3 ]	45	[15/30]
15. Jul	53	[33/20]	5	[3/2 ]	48	[30/18]
14. Jul	64	[41/23]	1	[1/0 ]	63	[40/23]
13. Jul	73	[38/35]	90	[39/51 ]	-17	[-1/-16]
12. Jul	32	[21/11]	2	[2/0 ]	30	[19/11]
11. Jul	32	[26/6]	0	[0/0 ]	32	[26/6]
10. Jul	71	[43/28]	87	[18/69 ]	-16	[25/-41]
09. Jul	60	[37/23]	84	[42/42 ]	-24	[-5/-19]
08. Jul	67	[40/27]	6	[5/1 ]	61	[35/26]
07. Jul	58	[34/24]	7	[7/0 ]	51	[27/24]
06. Jul	55	[34/21]	98	[48/50 ]	-43	[-14/-29]
05. Jul	42	[30/12]	1	[1/0 ]	41	[29/12]
04. Jul	34	[17/17]	1	[1/0 ]	33	[16/17]
Total	1441	[818/623]	889	[447/442]	552	[371/181]

When domain has been purged and is available for registration.

	deleted
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
August	761

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

	changed
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
August	1407

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
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
August	1158

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

	reactivated
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
August	394

Number of domains transferred from one registrant to another.

	transferred
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
August	205

Number of domains signed using DNSSEC.

	signed
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
August	3179

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

	parked	ISNIC DNS Hosting
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
September	19987	12168

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
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
August	6617	39	17	5	24

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	1252	3	6233	4	7347
5	9051	6	10215	7	9972	8	10270
9	9879	10	8748	11	7263	12	5591
13	4245	14	3406	15	2563	16	1939
17	1330	18	928	19	731	20	504
21	295	22	215	23	136	24	108
25	61	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	6012
101 Reykjavík	5839
110 Reykjavík	4492
108 Reykjavík	4437
210 Garðabæ	4038
200 Kópavogi	3688
104 Reykjavík	3398
201 Kópavogi	3104
220 Hafnarfirði	2947
112 Reykjavík	2481
221 Hafnarfirði	2288
270 Mosfellsbæ	2232
600 Akureyri	1745
203 Kópavogi	1692
800 Selfossi	1546
109 Reykjavík	1376
113 Reykjavík	1368
107 Reykjavík	1347
230 Reykjanesbæ	1244
170 Seltjarnarnesi	1010

Towns

town/county	number of domains
Reykjavík	33412
Kópavogi	8493
Hafnarfirði	5262
Garðabæ	4588
Akureyri	2712
Reykjanesbæ	2355
Mosfellsbæ	2338
Selfossi	2177
Seltjarnarnesi	1011
Akranesi	791
Egilsstöðum	481
Borgarnesi	443
Hveragerði	438
Vestmannaeyjum	383
Ísafirði	352
Grindavík	334
Húsavík	324
Sauðárkróki	321
Hellu	309
Hvolsvelli	280

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	14.53	|	21	simnet.is	0.44
2	1984.is	11.40	|	22	awsdns.com	0.44
3	registrar-servers.com	5.51	|	23	awsdns.net	0.43
4	wixdns.net	1.81	|	24	thekking.is	0.41
5	hyp.net	1.28	|	25	wordpress.com	0.40
6	netvistun.is	1.22	|	26	okhysing.is	0.39
7	vist.is	1.18	|	27	googledomains.com	0.39
8	hysingar.is	1.17	|	28	awsdns.co.uk	0.38
9	hysing.is	0.79	|	29	digitalocean.com	0.37
10	azure-dns.com	0.73	|	30	microsoftonline.com	0.36
11	vercel-dns.com	0.63	|	31	eurodns.com	0.35
12	xnet.is	0.62	|	32	101domain.com	0.34
13	c.is	0.58	|	33	t.is	0.31
14	cscdns.net	0.56	|	34	vortex.is	0.30
15	dns-parking.com	0.54	|	35	dreamhost.com	0.30
16	siteground.net	0.54	|	36	snerpa.is	0.27
17	markmonitor.com	0.51	|	37	reykjavik.is	0.25
18	stefna.is	0.49	|	38	midja.is	0.25
19	nsone.net	0.48	|	39	icedns.is	0.24
20	awsdns.org	0.48	|	40	trademarkarea.com	0.24

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: