Check-Host.cc

Top-Level Domain

.is

Aggregated statistics for the top-level domain

Apex domains
30,409
we've enumerated
Subdomains seen
125,956
CT + DNS + brute
TLS certs
naming .is
Hosting ASNs
distinct origins

Domain Distribution

Apex domains with the most known subdomains — large orgs, telecoms, hosters.
Apex Subdomains
timeline.is 5,247
previewlink.is 2,059
mom.is 1,118
and.is 1,110
book.is 1,030
uwg.is 968
9anime.is 953
upsell.is 935
bloggar.is 905
50.is 874
c1.is 812
school.is 809
price.is 786
games.is 737
old.is 731
123.is 711
fwh.is 676
lula.is 648
icewear.is 631
gostream.is 605
moist.is 593
crop.is 575
08.is 487
sip.is 472
dog.is 438
0i.is 436
right.is 435
philosophie.is 432
unugtp.is 425
savvy.is 425
len.is 425
webdev.is 425
friendsofborges.is 423
was.is 420
color.is 411
top.is 400
first.is 396
hi.is 392
wo.is 391
s360.is 348
premis.is 279
exigo.is 225
veitur.is 220
c.is 196
z-lib.is 189
cia.is 168
bitv.is 162
notion.is 157
nordice.is 152
cricket.is 146

Top Certificate Issuers

No TLS certs seen

scan_tls_certs doesn't yet contain a certificate whose SAN ends in .is.

Top Hosting ASNs

No hosting attribution yet

Forward-DNS crawler hasn't resolved enough .is apexes to BGP-attributable IPs.

Tech-Stack Distribution

No Wappalyzer detections

Body-fetcher hasn't covered enough .is sites yet for stack patterns to emerge.

Threat-intel hits

Feed Category Domains
openphish phishing 19
ℹ Coverage will improve significantly once CZDS zone-file access is granted for this TLD.