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WorldIP.io
Organization

MailChimp

IPv4 addresses
14,592
CIDR ranges
26
Category
unknown
BGP prefixes announced
65

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Countries served by MailChimp

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by MailChimp

ASNNameIPsPrefixesCountry
AS14782 MailChimp 14.6K 26 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
198.2.128.0/21 2.0K
97.9%
AS14782 US — —
148.105.12.0/22 1.0K
97.9%
AS14782 US — —
198.2.136.0/22 1.0K
98.4%
AS14782 US — —
198.2.180.0/22 1.0K
98.6%
AS14782 US — —
198.2.184.0/22 1.0K
98.0%
AS14782 US — —
205.201.128.0/22 1.0K
86.0%
AS14782 US — —
148.105.0.0/23 512
24.8%
AS14782 US — —
148.105.10.0/23 512
73.0%
AS14782 US — —
148.105.128.0/23 512
0.0%
AS14782 US — —
198.2.142.0/23 512
98.0%
AS14782 US — —
198.2.144.0/23 512
73.4%
AS14782 US — —
198.2.174.0/23 512
98.2%
AS14782 US — —
198.2.178.0/23 512
97.9%
AS14782 US — —
205.201.134.0/23 512
98.6%
AS14782 US — —
205.201.136.0/23 512
98.0%
AS14782 US — —
148.105.4.0/24 256
46.5%
AS14782 US — —
148.105.8.0/24 256
50.0%
AS14782 US — —
148.105.16.0/24 256
0.0%
AS14782 US — —
148.105.251.0/24 256
0.0%
AS14782 US — —
148.105.255.0/24 256
23.0%
AS14782 US — —
198.2.141.0/24 256
98.0%
AS14782 US — —
198.2.177.0/24 256
99.2%
AS14782 US — —
198.2.188.0/24 256
49.2%
AS14782 US — —
198.2.190.0/24 256
96.9%
AS14782 US — —
205.201.133.0/24 256
98.0%
AS14782 US — —
205.201.139.0/24 256
98.8%
AS14782 US — —

Frequently Asked Questions

How many IP addresses does MailChimp own?

MailChimp controls 14.6K IPv4 addresses distributed across 26 CIDR ranges. The organization is registered in United States.

What ASNs does MailChimp operate?

MailChimp operates 1 Autonomous System. Each ASN represents an independently routed network that MailChimp manages for internet traffic delivery.

What type of organization is MailChimp?

MailChimp is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-11-02 13:39:05 UTC
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