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	13336	92788
2024	8882	79452
2023	7555	70570
2022	6259	63015
2021	6240	56756
2020	5804	50516
2019	4725	44712
2018	3778	39987
2017	3608	36209
2016	3243	32601
2015	3147	29358
2014	2980	26211
2013	2825	23231
2012	2462	20406
2011	2173	17944
2010	2223	15771
2009	2052	13548
2008	1728	11496
2007	1479	9768
2006	1231	8289
2005	1239	7058
2004	963	5819
2003	878	4856
2002	868	3978
2001	839	3110

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

	registered	total
May	672	33397
April	661	32725
March	738	32064
February	636	31326
2026 January	660	30690
December	493	30030
November	509	29537
October	569	29028
September	513	28459
August	441	27946
July	418	27505
June	413	27087
May	437	26674
April	364	26237
March	384	25873
February	366	25489
2025 January	368	25123
December	259	24755
November	333	24496
October	333	24163
September	351	23830
August	306	23479
July	279	23173
June	309	22894

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

month	this year	last year	older
01	1683	927	6959
02	1630	858	6492
03	1957	926	7038
04	1653	880	6491
05	1632	1056	6825
06	0	1115	6024
07	0	1175	5573
08	0	1245	6240
09	0	1282	7264
10	0	1397	7453
11	0	1298	7197
12	0	1177	5902

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

age (years)	number
30-31	54
29-30	141
28-29	326
27-28	478
26-27	728
25-26	932
24-25	803
23-24	896
22-23	876
21-22	1170
20-21	1115
19-20	1351
18-19	1538
17-18	1982
16-17	2011
15-16	2250
14-15	2333
13-14	2671
12-13	3005
11-12	2916
10-11	3219
9-10	3432
8-9	3638
7-8	4069
6-7	5064
5-6	6169
4-5	6128
3-4	6559
2-3	8326
1-2	9868
0-1	17242
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. Jun	61	[41/20]	59	[35/24 ]	2	[6/-4]
31. May	31	[24/7]	2	[2/0 ]	29	[22/7]
30. May	46	[28/18]	1	[1/0 ]	45	[27/18]
29. May	68	[36/32]	38	[23/15 ]	30	[13/17]
28. May	69	[30/39]	32	[21/11 ]	37	[9/28]
27. May	58	[32/26]	37	[24/13 ]	21	[8/13]
26. May	56	[30/26]	109	[56/53 ]	-53	[-26/-27]
25. May	38	[22/16]	2	[2/0 ]	36	[20/16]
24. May	28	[16/12]	1	[1/0 ]	27	[15/12]
23. May	32	[14/18]	1	[1/0 ]	31	[13/18]
22. May	59	[35/24]	31	[18/13 ]	28	[17/11]
21. May	69	[26/43]	37	[26/11 ]	32	[0/32]
20. May	66	[25/41]	30	[13/17 ]	36	[12/24]
19. May	85	[32/53]	29	[15/14 ]	56	[17/39]
18. May	58	[37/21]	110	[62/48 ]	-52	[-25/-27]
17. May	31	[14/17]	1	[0/1 ]	30	[14/16]
16. May	40	[22/18]	0	[0/0 ]	40	[22/18]
15. May	53	[29/24]	56	[28/28 ]	-3	[1/-4]
14. May	48	[28/20]	0	[0/0 ]	48	[28/20]
13. May	53	[31/22]	40	[31/9 ]	13	[0/13]
12. May	70	[45/25]	37	[24/13 ]	33	[21/12]
11. May	60	[42/18]	119	[67/52 ]	-59	[-25/-34]
10. May	50	[31/19]	6	[6/0 ]	44	[25/19]
09. May	40	[16/24]	0	[0/0 ]	40	[16/24]
08. May	58	[30/28]	26	[17/9 ]	32	[13/19]
07. May	56	[38/18]	34	[28/6 ]	22	[10/12]
06. May	56	[33/23]	27	[13/14 ]	29	[20/9]
05. May	71	[45/26]	33	[21/12 ]	38	[24/14]
04. May	53	[44/9]	29	[17/12 ]	24	[27/-3]
03. May	38	[22/16]	38	[17/21 ]	0	[5/-5]
02. May	36	[17/19]	31	[19/12 ]	5	[-2/7]
Total	1637	[915/722]	996	[588/408]	641	[327/314]

When domain has been purged and is available for registration.

	deleted
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
July	739
June	889

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

	changed
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
July	1242
June	1332

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
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
July	1009
June	1008

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

	reactivated
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
July	364
June	419

Number of domains transferred from one registrant to another.

	transferred
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
July	203
June	197

Number of domains signed using DNSSEC.

	signed
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
July	3167
June	3167

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

	parked	ISNIC DNS Hosting
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
Ágúst	19955	12078
Júlí	19876	12015

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
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
July	5669	36	11	3	8
June	5280	53	11	5	8

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	1253	3	6240	4	7283
5	8968	6	10149	7	9880	8	10164
9	9726	10	8617	11	7180	12	5505
13	4177	14	3342	15	2523	16	1910
17	1321	18	913	19	721	20	497
21	296	22	209	23	134	24	108
25	62	26	39	27	27	28	13
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	5970
101 Reykjavík	5820
110 Reykjavík	4461
108 Reykjavík	4344
210 Garðabæ	3978
200 Kópavogi	3639
104 Reykjavík	3375
220 Hafnarfirði	2935
201 Kópavogi	2871
112 Reykjavík	2415
221 Hafnarfirði	2226
270 Mosfellsbæ	2201
600 Akureyri	1735
203 Kópavogi	1719
800 Selfossi	1509
109 Reykjavík	1375
113 Reykjavík	1355
107 Reykjavík	1352
230 Reykjanesbæ	1227
102 Reykjavík	1012

Towns

town/county	number of domains
Reykjavík	33242
Kópavogi	8238
Hafnarfirði	5187
Garðabæ	4514
Akureyri	2703
Reykjanesbæ	2316
Mosfellsbæ	2308
Selfossi	2142
Seltjarnarnesi	987
Akranesi	786
Egilsstöðum	476
Hveragerði	447
Borgarnesi	441
Vestmannaeyjum	384
Ísafirði	361
Grindavík	336
Húsavík	327
Sauðárkróki	316
Hellu	310
Hvolsvelli	281

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	13.65	|	21	nsone.net	0.45
2	1984.is	11.53	|	22	awsdns.com	0.44
3	registrar-servers.com	5.76	|	23	awsdns.net	0.43
4	wixdns.net	1.86	|	24	thekking.is	0.42
5	hyp.net	1.33	|	25	wordpress.com	0.41
6	vist.is	1.21	|	26	okhysing.is	0.40
7	hysingar.is	1.21	|	27	googledomains.com	0.39
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	0.36
11	xnet.is	0.69	|	31	eurodns.com	0.36
12	c.is	0.60	|	32	101domain.com	0.35
13	cscdns.net	0.56	|	33	t.is	0.33
14	vercel-dns.com	0.56	|	34	dreamhost.com	0.30
15	dns-parking.com	0.55	|	35	vortex.is	0.30
16	siteground.net	0.55	|	36	snerpa.is	0.28
17	markmonitor.com	0.52	|	37	midja.is	0.27
18	stefna.is	0.50	|	38	reykjavik.is	0.26
19	awsdns.org	0.49	|	39	netim.net	0.24
20	simnet.is	0.45	|	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: