Network Port SMB

Port 445

Well-known service: SMB

Total Hosts

380,841

last 90 d

Countries

distinct

Top Software

—

from banners

CVE Hits

—

NVD feed pending

Service Detail

Port

445

Protocol

TCP / UDP

Service

SMB

IANA Reserved

—

Common Risk

—

Top Software on this Port

No banners yet

banner-sweep hasn't fingerprinted a host on this port yet.

Top Countries

Country	IPs
US	70,693
FR	9,343
SG	7,540
IR	6,195
BR	6,121
TW	5,749
KR	5,152
DE	4,272
RU	4,227
TR	3,508
AU	3,347
HK	2,731

Top ASNs

ASN	Name	IPs
AS396982	Google Cloud	39,302
AS197207	Mobile Communication Company of Iran	5,713
AS13335	Cloudflare	4,628
AS4230	Claro	4,409
AS7472	—	4,173
AS9488	—	4,040
AS1715	—	3,992
AS1659	Taiwan Academic Network(TANet)	3,714
AS40509	—	3,486
AS98	—	3,045
AS16276	OVHcloud	2,657
AS9509	—	2,549

Recently Seen on Port 445

Hosts most recently observed with this port open in our scan sweep.

43.156.250.22 34.110.138.133 135.125.205.236 164.64.252.170 129.85.21.149 129.85.170.202 34.8.174.19 191.61.57.50 46.248.166.218 212.71.127.55 136.68.103.84 78.189.145.230 155.102.144.76 34.160.148.13 34.43.56.210 152.4.144.255 172.65.62.212 212.227.49.181 34.117.109.154 178.131.172.93

CVE Matches

No version-matched CVEs

No published CVE exactly matches a software version seen on this port. Banners often omit versions, which limits precise matching.