The million domains we find with the most referring subnets
Free search and download of the top million websites, from the world's largest commercially available backlink database.
Position | +/- | Domain | TLD | TLD Rank | Referring Subnets | Referring IPs |
---|---|---|---|---|---|---|
47 |
nih.gov
![]() |
.gov | 1 |
127,427
125 ![]() |
352,760
890 ![]() |
|
63 |
www.ncbi.nlm.nih.gov
![]() |
.gov | 2 |
110,846
80 ![]() |
294,891
756 ![]() |
|
86 |
![]() |
cdc.gov
![]() |
.gov | 3 |
97,333
64 ![]() |
257,589
552 ![]() |
128 |
![]() |
nasa.gov
![]() |
.gov | 4 |
79,215
97 ![]() |
173,458
347 ![]() |
193 |
loc.gov
![]() |
.gov | 5 |
65,087
240 ![]() |
130,195
271 ![]() |
|
218 |
![]() |
ca.gov
![]() |
.gov | 6 |
61,027
71 ![]() |
142,709
472 ![]() |
226 |
![]() |
fda.gov
![]() |
.gov | 7 |
59,849
85 ![]() |
129,939
174 ![]() |
259 |
![]() |
whitehouse.gov
![]() |
.gov | 8 |
55,777
136 ![]() |
116,920
282 ![]() |
273 |
![]() |
usda.gov
![]() |
.gov | 9 |
54,875
59 ![]() |
119,607
350 ![]() |
289 |
epa.gov
![]() |
.gov | 10 |
53,417
3 ![]() |
114,044
238 ![]() |
|
309 |
![]() |
noaa.gov
![]() |
.gov | 11 |
52,144
115 ![]() |
105,299
333 ![]() |
317 |
![]() |
state.gov
![]() |
.gov | 12 |
51,805
100 ![]() |
104,941
307 ![]() |
409 |
![]() |
ftc.gov
![]() |
.gov | 13 |
44,188
159 ![]() |
90,466
549 ![]() |
413 |
![]() |
nps.gov
![]() |
.gov | 14 |
44,106
206 ![]() |
98,368
433 ![]() |
422 |
irs.gov
![]() |
.gov | 15 |
43,420
89 ![]() |
93,805
220 ![]() |
|
429 |
![]() |
ed.gov
![]() |
.gov | 16 |
42,918
44 ![]() |
81,581
52 ![]() |
434 |
![]() |
house.gov
![]() |
.gov | 17 |
42,325
90 ![]() |
88,313
360 ![]() |
488 |
![]() |
census.gov
![]() |
.gov | 18 |
40,013
118 ![]() |
79,055
320 ![]() |
491 |
![]() |
senate.gov
![]() |
.gov | 19 |
39,963
83 ![]() |
82,154
296 ![]() |
508 |
![]() |
usgs.gov
![]() |
.gov | 20 |
39,290
110 ![]() |
73,615
252 ![]() |
522 |
![]() |
privacyshield.gov
![]() |
.gov | 21 |
38,832
36 ![]() |
117,964
351 ![]() |
538 |
![]() |
bls.gov
![]() |
.gov | 22 |
38,262
40 ![]() |
76,315
143 ![]() |
545 |
![]() |
hhs.gov
![]() |
.gov | 23 |
38,084
39 ![]() |
76,890
68 ![]() |
566 |
![]() |
pubmed.ncbi.nlm.nih.gov
![]() |
.gov | 24 |
37,496
11 ![]() |
77,843
79 ![]() |
579 |
![]() |
nist.gov
![]() |
.gov | 25 |
37,179
123 ![]() |
60,318
233 ![]() |
588 |
![]() |
sec.gov
![]() |
.gov | 26 |
36,763
2 ![]() |
68,805
250 ![]() |
639 |
![]() |
dot.gov
![]() |
.gov | 27 |
34,852
34 ![]() |
68,645
36 ![]() |
668 |
![]() |
justice.gov
![]() |
.gov | 28 |
33,991
55 ![]() |
67,715
99 ![]() |
678 |
![]() |
uspto.gov
![]() |
.gov | 29 |
33,742
218 ![]() |
59,307
271 ![]() |
680 |
![]() |
ny.gov
![]() |
.gov | 30 |
33,661
163 ![]() |
70,212
222 ![]() |
689 |
![]() |
archives.gov
![]() |
.gov | 31 |
33,493
172 ![]() |
63,807
267 ![]() |
694 |
![]() |
fcc.gov
![]() |
.gov | 32 |
33,452
102 ![]() |
62,023
195 ![]() |
698 |
![]() |
fbi.gov
![]() |
.gov | 33 |
33,402
90 ![]() |
62,964
191 ![]() |
728 |
![]() |
usa.gov
![]() |
.gov | 34 |
32,551
195 ![]() |
60,394
293 ![]() |
731 |
![]() |
treasury.gov
![]() |
.gov | 35 |
32,469
121 ![]() |
60,465
104 ![]() |
750 |
dhs.gov
![]() |
.gov | 36 |
31,938
61 ![]() |
58,256
228 ![]() |
|
789 |
![]() |
congress.gov
![]() |
.gov | 37 |
31,019
25 ![]() |
60,640
126 ![]() |
800 |
![]() |
energy.gov
![]() |
.gov | 38 |
30,799
138 ![]() |
58,506
168 ![]() |
801 |
va.gov
![]() |
.gov | 39 |
30,725
117 ![]() |
60,630
230 ![]() |
|
804 |
dol.gov
![]() |
.gov | 40 |
30,705
70 ![]() |
58,365
128 ![]() |
|
841 |
![]() |
cia.gov
![]() |
.gov | 41 |
29,913
60 ![]() |
52,044
199 ![]() |
849 |
![]() |
wa.gov
![]() |
.gov | 42 |
29,677
79 ![]() |
57,784
254 ![]() |
864 |
![]() |
sba.gov
![]() |
.gov | 43 |
29,283
128 ![]() |
58,767
218 ![]() |
875 |
![]() |
usembassy.gov
![]() |
.gov | 44 |
29,042
122 ![]() |
52,020
188 ![]() |
900 |
![]() |
cancer.gov
![]() |
.gov | 45 |
28,634
20 ![]() |
51,718
104 ![]() |
921 |
![]() |
medlineplus.gov
![]() |
.gov | 46 |
28,178
1,197 ![]() |
56,916
2,230 ![]() |
962 |
![]() |
fema.gov
![]() |
.gov | 47 |
27,312
126 ![]() |
50,658
192 ![]() |
966 |
![]() |
weather.gov
![]() |
.gov | 48 |
27,226
896 ![]() |
50,961
2,007 ![]() |
970 |
![]() |
nyc.gov
![]() |
.gov | 49 |
27,149
55 ![]() |
50,737
171 ![]() |
985 |
![]() |
gpo.gov
![]() |
.gov | 50 |
26,959
117 ![]() |
47,279
128 ![]() |
993 |
![]() |
osha.gov
![]() |
.gov | 51 |
26,780
55 ![]() |
51,777
175 ![]() |
1,087 |
![]() |
ssa.gov
![]() |
.gov | 52 |
25,354
59 ![]() |
53,412
111 ![]() |
1,089 |
![]() |
texas.gov
![]() |
.gov | 53 |
25,299
126 ![]() |
50,260
163 ![]() |
1,131 |
![]() |
uscourts.gov
![]() |
.gov | 54 |
24,742
50 ![]() |
47,664
92 ![]() |
1,135 |
![]() |
clinicaltrials.gov
![]() |
.gov | 55 |
24,721
8 ![]() |
42,098
170 ![]() |
1,259 |
![]() |
defense.gov
![]() |
.gov | 56 |
23,149
82 ![]() |
41,372
179 ![]() |
1,273 |
![]() |
federalreserve.gov
![]() |
.gov | 57 |
22,963
36 ![]() |
39,949
21 ![]() |
1,312 |
![]() |
faa.gov
![]() |
.gov | 58 |
22,569
104 ![]() |
39,135
151 ![]() |
1,362 |
![]() |
nsf.gov
![]() |
.gov | 59 |
22,113
49 ![]() |
34,518
102 ![]() |
1,392 |
![]() |
eia.gov
![]() |
.gov | 60 |
21,846
104 ![]() |
37,241
206 ![]() |
1,454 |
![]() |
federalregister.gov
![]() |
.gov | 61 |
21,311
35 ![]() |
37,545
137 ![]() |
1,479 |
![]() |
mass.gov
![]() |
.gov | 62 |
21,145
87 ![]() |
39,650
144 ![]() |
1,484 |
![]() |
in.gov
![]() |
.gov | 63 |
21,109
83 ![]() |
37,967
114 ![]() |
1,531 |
![]() |
uscis.gov
![]() |
.gov | 64 |
20,592
51 ![]() |
35,421
65 ![]() |
1,538 |
![]() |
virginia.gov
![]() |
.gov | 65 |
20,539
33 ![]() |
38,205
109 ![]() |
1,562 |
![]() |
michigan.gov
![]() |
.gov | 66 |
20,368
135 ![]() |
37,669
179 ![]() |
1,583 |
![]() |
copyright.gov
![]() |
.gov | 67 |
20,248
40 ![]() |
39,602
167 ![]() |
1,620 |
![]() |
hud.gov
![]() |
.gov | 68 |
19,967
89 ![]() |
40,636
164 ![]() |
1,641 |
![]() |
wi.gov
![]() |
.gov | 69 |
19,786
69 ![]() |
35,584
168 ![]() |
1,656 |
![]() |
cms.gov
![]() |
.gov | 70 |
19,678
110 ![]() |
34,850
214 ![]() |
1,658 |
![]() |
fws.gov
![]() |
.gov | 71 |
19,624
75 ![]() |
34,715
165 ![]() |
1,670 |
![]() |
samhsa.gov
![]() |
.gov | 72 |
19,509
12 ![]() |
36,445
59 ![]() |
1,699 |
![]() |
ct.gov
![]() |
.gov | 73 |
19,291
96 ![]() |
34,468
229 ![]() |
1,782 |
![]() |
utah.gov
![]() |
.gov | 74 |
18,711
70 ![]() |
33,485
127 ![]() |
1,787 |
![]() |
usdoj.gov
![]() |
.gov | 75 |
18,681
122 ![]() |
30,286
157 ![]() |
1,803 |
![]() |
drugabuse.gov
![]() |
.gov | 76 |
18,562
1 ![]() |
32,525
66 ![]() |
1,820 |
![]() |
mo.gov
![]() |
.gov | 77 |
18,411
158 ![]() |
33,115
173 ![]() |
1,827 |
![]() |
ohio.gov
![]() |
.gov | 78 |
18,365
134 ![]() |
33,296
123 ![]() |
1,840 |
![]() |
pa.gov
![]() |
.gov | 79 |
18,259
78 ![]() |
33,231
93 ![]() |
1,847 |
![]() |
cbp.gov
![]() |
.gov | 80 |
18,229
92 ![]() |
30,621
172 ![]() |
1,856 |
![]() |
gao.gov
![]() |
.gov | 81 |
18,138
76 ![]() |
30,848
167 ![]() |
1,878 |
![]() |
nhtsa.gov
![]() |
.gov | 82 |
17,984
30 ![]() |
31,847
86 ![]() |
1,894 |
lbl.gov
![]() |
.gov | 83 |
17,914
69 ![]() |
27,231
81 ![]() |
|
1,900 |
![]() |
supremecourt.gov
![]() |
.gov | 84 |
17,845
84 ![]() |
31,720
173 ![]() |
1,960 |
![]() |
cpsc.gov
![]() |
.gov | 85 |
17,501
23 ![]() |
32,557
161 ![]() |
1,978 |
![]() |
studentaid.gov
![]() |
.gov | 86 |
17,388
1,197 ![]() |
28,608
2,409 ![]() |
1,997 |
![]() |
maryland.gov
![]() |
.gov | 87 |
17,252
270 ![]() |
30,541
422 ![]() |
2,010 |
![]() |
oregon.gov
![]() |
.gov | 88 |
17,171
41 ![]() |
30,168
8 ![]() |
2,066 |
![]() |
energystar.gov
![]() |
.gov | 89 |
16,863
28 ![]() |
29,334
59 ![]() |
2,102 |
![]() |
medicare.gov
![]() |
.gov | 90 |
16,725
86 ![]() |
30,078
103 ![]() |
2,114 |
![]() |
colorado.gov
![]() |
.gov | 91 |
16,680
135 ![]() |
30,087
185 ![]() |
2,124 |
usaid.gov
![]() |
.gov | 92 |
16,602
44 ![]() |
26,647
105 ![]() |
|
2,179 |
![]() |
ky.gov
![]() |
.gov | 93 |
16,322
84 ![]() |
28,644
59 ![]() |
2,190 |
![]() |
maine.gov
![]() |
.gov | 94 |
16,266
70 ![]() |
27,962
109 ![]() |
2,222 |
![]() |
bts.gov
![]() |
.gov | 95 |
16,123
79 ![]() |
28,805
56 ![]() |
2,231 |
![]() |
healthcare.gov
![]() |
.gov | 96 |
16,092
30 ![]() |
27,640
25 ![]() |
2,300 |
![]() |
hawaii.gov
![]() |
.gov | 97 |
15,767
84 ![]() |
26,703
108 ![]() |
2,306 |
![]() |
eeoc.gov
![]() |
.gov | 98 |
15,751
69 ![]() |
26,155
67 ![]() |
2,315 |
![]() |
ready.gov
![]() |
.gov | 99 |
15,726
193 ![]() |
26,872
351 ![]() |
2,332 |
export.gov
![]() |
.gov | 100 |
15,617
53 ![]() |
30,797
103 ![]() |
Top Million Root Domains List generated on 08 Mar 2021 using data from the Fresh Index built on 07 Mar 2021 02:11 GMT