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WorldIP.io
Autonomous System

AS14782

MailChimp

Announced IPs
14,592
CIDR prefixes
26
ASN
AS14782

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 →

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
198.2.128.0/21 2.0K
98.3%
MailChimp US — —
148.105.12.0/22 1.0K
97.4%
MailChimp US — —
198.2.136.0/22 1.0K
97.9%
MailChimp US — —
198.2.180.0/22 1.0K
97.8%
MailChimp US — —
198.2.184.0/22 1.0K
98.5%
MailChimp US — —
205.201.128.0/22 1.0K
85.8%
MailChimp US — —
148.105.0.0/23 512
24.6%
MailChimp US — —
148.105.10.0/23 512
73.6%
MailChimp US — —
148.105.128.0/23 512
0.0%
MailChimp US — —
198.2.142.0/23 512
97.5%
MailChimp US — —
198.2.144.0/23 512
73.6%
MailChimp US — —
198.2.174.0/23 512
97.5%
MailChimp US — —
198.2.178.0/23 512
98.6%
MailChimp US — —
205.201.134.0/23 512
98.6%
MailChimp US — —
205.201.136.0/23 512
98.8%
MailChimp US — —
148.105.4.0/24 256
46.1%
MailChimp US — —
148.105.8.0/24 256
50.0%
MailChimp US — —
148.105.16.0/24 256
0.0%
MailChimp US — —
148.105.251.0/24 256
0.0%
MailChimp US — —
148.105.255.0/24 256
23.0%
MailChimp US — —
198.2.141.0/24 256
97.7%
MailChimp US — —
198.2.177.0/24 256
98.8%
MailChimp US — —
198.2.188.0/24 256
48.8%
MailChimp US — —
198.2.190.0/24 256
98.0%
MailChimp US — —
205.201.133.0/24 256
98.0%
MailChimp US — —
205.201.139.0/24 256
98.0%
MailChimp US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS14782 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
148.105.1.0/24 25,415 2026-11-13 08:21:37
148.105.0.0/24 25,410 2026-11-13 08:21:37
198.2.128.0/24 25,104 2026-11-13 08:22:02
148.105.4.0/24 25,098 2026-11-13 08:21:37
198.2.129.0/24 25,095 2026-11-13 08:22:02
148.105.251.0/24 25,038 2026-11-13 08:21:37
198.2.178.0/24 25,035 2026-11-13 08:22:02
198.2.183.0/24 25,019 2026-11-13 08:22:02
198.2.145.0/24 25,009 2026-11-13 08:22:02
148.105.16.0/24 25,007 2026-11-13 08:21:37
198.2.179.0/24 24,994 2026-11-13 08:22:02
205.201.130.0/24 24,991 2026-11-13 08:22:07
205.201.135.0/24 24,989 2026-11-13 08:22:07
198.2.131.0/24 24,980 2026-11-13 08:22:02
198.2.182.0/24 24,978 2026-11-13 08:22:02
198.2.180.0/24 24,976 2026-11-13 08:22:02
205.201.129.0/24 24,974 2026-11-13 08:22:07
205.201.131.0/24 24,974 2026-11-13 08:22:07
198.2.177.0/24 24,972 2026-11-13 08:22:02
198.2.181.0/24 24,964 2026-11-13 08:22:02
198.2.134.0/24 24,962 2026-11-13 08:22:02
198.2.144.0/24 24,957 2026-11-13 08:22:02
205.201.134.0/24 24,953 2026-11-13 08:22:07
198.2.130.0/24 24,953 2026-11-13 08:22:02
198.2.135.0/24 24,953 2026-11-13 08:22:02
205.201.133.0/24 24,941 2026-11-13 08:22:07
198.2.132.0/24 24,924 2026-11-13 08:22:02
198.2.133.0/24 24,920 2026-11-13 08:22:02
205.201.128.0/24 24,901 2026-11-13 08:22:07
148.105.128.0/24 19,766 2026-11-13 08:09:49
148.105.10.0/24 19,743 2026-11-13 08:09:49
148.105.14.0/24 19,732 2026-11-13 08:09:49
148.105.12.0/24 19,728 2026-11-13 08:09:49
148.105.129.0/24 19,724 2026-11-13 08:09:49
148.105.13.0/24 19,711 2026-11-13 08:09:49
148.105.8.0/24 19,711 2026-11-13 08:09:49
148.105.255.0/24 19,707 2026-11-13 08:09:49
148.105.15.0/24 19,706 2026-11-13 08:09:49
148.105.11.0/24 19,700 2026-11-13 08:09:49
198.2.187.0/24 19,454 2026-11-13 08:09:49
198.2.190.0/24 19,428 2026-11-13 08:09:49
198.2.136.0/24 19,422 2026-11-13 08:09:49
198.2.185.0/24 19,419 2026-11-13 08:09:49
198.2.186.0/24 19,417 2026-11-13 08:09:49
198.2.137.0/24 19,406 2026-11-13 08:09:49
198.2.175.0/24 19,402 2026-11-13 08:09:49
198.2.138.0/24 19,384 2026-11-13 08:09:49
198.2.184.0/24 19,378 2026-11-13 08:09:49
198.2.139.0/24 19,378 2026-11-13 08:09:49
198.2.142.0/24 19,374 2026-11-13 08:09:49

Showing top 50 of 65 announced prefixes by sample volume.

Frequently Asked Questions

What is AS14782?

AS14782 is an Autonomous System Number assigned to MailChimp. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS14782 announce?

AS14782 announces 14.6K IPv4 addresses distributed across 26 routed CIDR prefixes. The network is registered in United States.

Who operates AS14782?

AS14782 is operated by MailChimp. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS14782 registered in?

AS14782 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-13 08:39:05 UTC
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