Malicious IPs in New Zealand

IPv4 networks located in New Zealand that are currently flagged for malicious activity, aggregated from multiple external and internal threat intelligence sources. Snapshot of (UTC), updated daily.

Flagged IPv4 networks
8
#101 of 176 countries
Per million allocated IPv4
-
too little address space for a rate
Flagged IPv4 addresses
10
ranges count at most as a /24
Allocated IPv4 addresses
6,530,816
RIR delegation statistics

New Zealand at a glance

New Zealand had 8 flagged IPv4 networks in the snapshot of 2026-10-12, rank #101 of 176 countries by absolute count. New Zealand has too little allocated IPv4 space for a meaningful per-million rate, so it is ranked by absolute count only. The largest category is brute force sources with 63% of the flagged networks, followed by botnet hosts (13%). The three networks (ASNs) with the most flagged IPs hold 88% of them, led by SPARKNZ - Spark New Zealand Trading Ltd. (AS4771).

Malicious activity in New Zealand by category

A network listed in several categories counts once, in the most specific one.

  • Brute force sources in New Zealand

    5 (63%)

    5 flagged networks, #92 of 157 countries for brute force sources. Sources of password guessing against SSH, mail, FTP and web logins. Brute Force Sources by Country

  • Botnet hosts in New Zealand

    1 (13%)

    1 flagged network, #93 of 120 countries for botnet hosts. Infected hosts taking part in a botnet. Botnet Hosts by Country

  • Other malicious networks in New Zealand

    1 (13%)

    1 flagged network, #116 of 143 countries for other malicious networks. Addresses and ranges reported as malicious without a more specific category. Other Malicious Networks by Country

  • Spam sources in New Zealand

    1 (13%)

    1 flagged network, #55 of 86 countries for spam sources. Sources of email spam. Spam Sources by Country

Networks with the most flagged IPs in New Zealand

Autonomous systems announcing the flagged networks located in New Zealand.

#NetworkFlagged networks
1AS4771SPARKNZ - Spark New Zealand Trading Ltd.3
2AS9500ONENZ-TRANSIT-AS - One New Zealand Group Limited3
3AS136557HOST-AS-AP - Host Universal Pty Ltd1
4AS23735EOL-AS-AP - EOL (Enternet Online Ltd)1

Compare New Zealand with other countries

Ranked by flagged IPv4 networks.

Questions about New Zealand

How many malicious IP addresses are there in New Zealand?
On 2026-10-12, 8 IPv4 networks (/24 blocks) located in New Zealand were flagged for malicious activity, with 10 listed IPv4 addresses. Each /24 counts once, however many of its addresses are listed.
Which networks in New Zealand host the most flagged IPs?
SPARKNZ - Spark New Zealand Trading Ltd. (AS4771, 3 networks), ONENZ-TRANSIT-AS - One New Zealand Group Limited (AS9500, 3 networks), HOST-AS-AP - Host Universal Pty Ltd (AS136557, 1 network). Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.

Query this data per IP via the API

Look up threat categories, reputation score, ASN and geolocation for any address in New Zealand or anywhere else with one API call.