Network Port SMB

Port 445

Well-known service: SMB

Total Hosts

380,186

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	70,613
FR	9,347
SG	7,525
IR	6,216
BR	6,112
TW	5,740
KR	5,138
DE	4,267
RU	4,225
TR	3,497
AU	3,342
HK	2,732

Top ASNs

ASN	Name	IPs
AS396982	Google Cloud	39,283
AS197207	Mobile Communication Company of Iran	5,734
AS13335	Cloudflare	4,625
AS4230	Claro	4,396
AS7472	—	4,164
AS9488	—	4,024
AS1715	—	3,990
AS1659	Taiwan Academic Network(TANet)	3,709
AS40509	—	3,487
AS98	—	3,030
AS16276	OVHcloud	2,655
AS9509	—	2,544

Recently Seen on Port 445

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

136.81.42.115 52.92.154.34 8.233.185.226 34.102.149.72 147.127.79.28 184.95.91.161 167.88.61.234 172.65.158.132 34.160.41.124 35.244.254.218 213.128.80.134 34.160.133.169 8.232.126.139 39.33.19.35 191.61.152.101 141.217.26.49 2.187.251.80 150.242.218.108 165.154.209.74 136.82.69.126

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.