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	14089	94864
2024	9199	80775
2023	7759	71576
2022	6413	63817
2021	6364	57404
2020	5901	51040
2019	4800	45139
2018	3833	40339
2017	3671	36506
2016	3279	32835
2015	3179	29556
2014	3010	26377
2013	2866	23367
2012	2477	20501
2011	2192	18024
2010	2236	15832
2009	2067	13596
2008	1732	11529
2007	1481	9797
2006	1239	8316
2005	1244	7077
2004	965	5833
2003	880	4868
2002	871	3988
2001	841	3117

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

	registered	total
March	742	32865
February	637	32123
2026 January	662	31486
December	489	30824
November	514	30335
October	570	29821
September	514	29251
August	445	28737
July	416	28292
June	424	27876
May	459	27452
April	466	26993
March	482	26527
February	372	26045
2025 January	369	25673
December	260	25304
November	333	25044
October	339	24711
September	351	24372
August	309	24021
July	280	23712
June	317	23432
May	312	23115
April	416	22803

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

month	this year	last year	older
01	1683	928	6966
02	1634	868	6514
03	1958	1288	7684
04	0	1194	7008
05	0	1097	6887
06	0	1128	6062
07	0	1176	5577
08	0	1247	6247
09	0	1286	7267
10	0	1399	7460
11	0	1300	7202
12	0	1178	5907

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

age (years)	number
30-31	57
29-30	110
28-29	313
27-28	454
26-27	667
25-26	919
24-25	818
23-24	877
22-23	884
21-22	1024
20-21	1267
19-20	1307
18-19	1483
17-18	1900
16-17	2027
15-16	2274
14-15	2296
13-14	2605
12-13	3019
11-12	2932
10-11	3235
9-10	3380
8-9	3685
7-8	3904
6-7	5016
5-6	6236
4-5	6452
3-4	6474
2-3	8220
1-2	9981
0-1	16278
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]
07. Apr	50	[22/28]	33	[14/19 ]	17	[8/9]
06. Apr	68	[35/33]	42	[23/19 ]	26	[12/14]
05. Apr	43	[27/16]	41	[22/19 ]	2	[5/-3]
04. Apr	45	[18/27]	37	[15/22 ]	8	[3/5]
03. Apr	48	[21/27]	26	[15/11 ]	22	[6/16]
02. Apr	41	[20/21]	39	[25/14 ]	2	[-5/7]
01. Apr	56	[33/23]	31	[22/9 ]	25	[11/14]
31. Mar	67	[37/30]	46	[22/24 ]	21	[15/6]
30. Mar	59	[30/29]	33	[16/17 ]	26	[14/12]
29. Mar	47	[28/19]	31	[19/12 ]	16	[9/7]
28. Mar	39	[24/15]	35	[16/19 ]	4	[8/-4]
27. Mar	62	[32/30]	56	[28/28 ]	6	[4/2]
26. Mar	57	[34/23]	54	[23/31 ]	3	[11/-8]
25. Mar	62	[36/26]	46	[30/16 ]	16	[6/10]
24. Mar	68	[37/31]	40	[22/18 ]	28	[15/13]
23. Mar	82	[35/47]	34	[18/16 ]	48	[17/31]
22. Mar	45	[27/18]	34	[17/17 ]	11	[10/1]
21. Mar	52	[27/25]	34	[18/16 ]	18	[9/9]
20. Mar	57	[29/28]	34	[20/14 ]	23	[9/14]
19. Mar	67	[40/27]	41	[23/18 ]	26	[17/9]
18. Mar	77	[45/32]	32	[20/12 ]	45	[25/20]
17. Mar	79	[32/47]	32	[20/12 ]	47	[12/35]
16. Mar	76	[33/43]	44	[26/18 ]	32	[7/25]
15. Mar	44	[24/20]	30	[22/8 ]	14	[2/12]
14. Mar	44	[25/19]	40	[18/22 ]	4	[7/-3]
13. Mar	109	[36/73]	32	[18/14 ]	77	[18/59]
12. Mar	64	[35/29]	40	[29/11 ]	24	[6/18]
11. Mar	49	[28/21]	31	[20/11 ]	18	[8/10]
10. Mar	59	[34/25]	35	[22/13 ]	24	[12/12]
09. Mar	63	[39/24]	46	[27/19 ]	17	[12/5]
08. Mar	54	[30/24]	31	[11/20 ]	23	[19/4]
Total	1833	[953/880]	1160	[641/519]	673	[312/361]

When domain has been purged and is available for registration.

	deleted
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
July	739
June	889
May	914
April	915

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

	changed
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
July	1242
June	1332
May	1535
April	1482

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
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
July	1009
June	1008
May	1267
April	1168

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

	reactivated
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
July	364
June	419
May	475
April	462

Number of domains transferred from one registrant to another.

	transferred
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
July	203
June	197
May	242
April	314

Number of domains signed using DNSSEC.

	signed
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
July	3167
June	3167
May	3125
April	3123

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

	parked	ISNIC DNS Hosting
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
Ágúst	19955	12078
Júlí	19876	12015
Júní	19725	11943
Maí	19749	11897

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
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
July	5669	36	11	3	8
June	5280	53	11	5	8
May	6176	41	13	6	15
April	6529	51	23	5	17

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	1249	3	6213	4	7197
5	8807	6	9998	7	9744	8	10039
9	9610	10	8524	11	7116	12	5437
13	4120	14	3309	15	2494	16	1908
17	1298	18	899	19	706	20	489
21	303	22	214	23	132	24	104
25	64	26	37	27	29	28	13
29	15	30	9	31	11	32	4
33	1	34	3	37	1	38	1
40	1

Postal code

postal code	number of domains
105 Reykjavík	5944
101 Reykjavík	5882
110 Reykjavík	4429
108 Reykjavík	4332
210 Garðabæ	3934
200 Kópavogi	3637
104 Reykjavík	3382
220 Hafnarfirði	2871
201 Kópavogi	2832
112 Reykjavík	2379
270 Mosfellsbæ	2227
221 Hafnarfirði	2145
600 Akureyri	1729
203 Kópavogi	1721
800 Selfossi	1507
107 Reykjavík	1347
109 Reykjavík	1340
113 Reykjavík	1329
230 Reykjanesbæ	1217
170 Seltjarnarnesi	973

Towns

town/county	number of domains
Reykjavík	32956
Kópavogi	8199
Hafnarfirði	5042
Garðabæ	4464
Akureyri	2671
Mosfellsbæ	2335
Reykjanesbæ	2290
Selfossi	2124
Seltjarnarnesi	974
Akranesi	776
Egilsstöðum	454
Hveragerði	449
Borgarnesi	438
Vestmannaeyjum	378
Ísafirði	356
Grindavík	352
Húsavík	315
Sauðárkróki	310
Hellu	307
Hvolsvelli	276

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	12.92	|	21	awsdns.net	0.44
2	1984.is	11.70	|	22	thekking.is	0.43
3	registrar-servers.com	5.72	|	23	awsdns.com	0.43
4	wixdns.net	1.89	|	24	wordpress.com	0.42
5	hyp.net	1.35	|	25	okhysing.is	0.41
6	hysingar.is	1.26	|	26	nsone.net	0.41
7	vist.is	1.26	|	27	googledomains.com	0.40
8	netvistun.is	1.19	|	28	awsdns.co.uk	0.38
9	hysing.is	0.78	|	29	microsoftonline.com	0.37
10	azure-dns.com	0.73	|	30	digitalocean.com	0.37
11	xnet.is	0.71	|	31	eurodns.com	0.36
12	c.is	0.63	|	32	101domain.com	0.36
13	cscdns.net	0.58	|	33	t.is	0.34
14	siteground.net	0.57	|	34	dreamhost.com	0.31
15	dns-parking.com	0.55	|	35	vortex.is	0.30
16	markmonitor.com	0.53	|	36	snerpa.is	0.28
17	stefna.is	0.51	|	37	midja.is	0.28
18	awsdns.org	0.49	|	38	reykjavik.is	0.26
19	vercel-dns.com	0.48	|	39	netim.net	0.26
20	simnet.is	0.46	|	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: