Note 16 - Segment Reporting - Summary of Cost of Revenues From Each Significant Revenue Stream (Details) - USD ($)	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Cost of revenues	$ 230,599,632	$ 120,186,962	$ 112,980,685
Network, other costs	9,324,454	5,210,500	5,464,777
Amortization of intangible assets	1,833,628	48,017	38,520
Total cost of revenues	244,900,112	126,765,298	119,628,970
Network Expenses [Member]
Network, other costs	9,324,454	5,210,500	5,464,777
Amortization of intangible assets	4,976,026	1,367,836	1,183,508
Network Expenses	14,300,480	6,578,336	6,648,285
Network Access Services [Member]
Cost of revenues	48,706,531	37,939,683	34,133,569
Network, other costs	1,861,319	1,398,899	698,960
Amortization of intangible assets	46,128	48,017	38,520
Total cost of revenues	52,816,030	40,363,994	35,318,693
Network Access Services [Member] \| Mobile Services [Member]
Cost of revenues	45,335,276	35,914,882	32,615,416
Network Access Services [Member] \| Other Services [Member]
Cost of revenues	3,371,255	2,024,801	1,518,153
Domain Name Services [Member]
Cost of revenues	181,893,101	82,247,279	78,847,116
Network, other costs	7,463,135	3,811,601	4,765,817
Amortization of intangible assets	1,787,500
Total cost of revenues	192,084,082	86,401,304	84,310,277
Domain Name Services [Member] \| Wholesale [Member]
Cost of revenues	163,396,159	74,865,895	72,656,608
Domain Name Services [Member] \| Retail Services [Member]
Cost of revenues	17,346,138	6,765,237	5,494,550
Domain Name Services [Member] \| Portfolio [Member]
Cost of revenues	1,150,804	616,147	695,958
Domain Name Services [Member] \| Domain Services [Member] \| Wholesale [Member]
Cost of revenues	161,012,532	72,947,730	70,633,267
Domain Name Services [Member] \| Value Added Services [Member] \| Wholesale [Member]
Cost of revenues	$ 2,383,627	$ 1,918,165	$ 2,023,341

Expenses related to the network.

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The aggregate cost of goods produced and sold and services rendered during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2)
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Total costs related to services rendered by an entity during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
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The amount of expense recognized in the current period that reflects the allocation of the costs of intangible assets over the expected benefit period of such assets. This element applies only to intangible assets used in the delivery of services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
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-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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Other costs incurred and are directly related to services rendered by an entity during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 225
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