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Autonomous System

AS396479

Mailgun Technologies Inc.

Announced IPs
29,952
CIDR prefixes
34
ASN
AS396479

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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Content
Geographic scope North America
Traffic ratio Heavy Outbound
Peering policy Restrictive
IRR record AS-SINCHMAIL

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
69.72.32.0/20 4.1K
97.4%
Mailgun Technologies Inc. US
159.135.224.0/20 4.1K
90.6%
Mailgun Technologies Inc. US
143.55.224.0/21 2.0K
78.4%
Mailgun Technologies Inc. US
159.112.240.0/21 2.0K
90.8%
Mailgun Technologies Inc. US
161.38.192.0/21 2.0K
81.7%
Mailgun Technologies Inc. US
198.244.48.0/21 2.0K
70.8%
Mailgun Technologies Inc. US California Los Angeles
143.55.232.0/22 1.0K
80.1%
Mailgun Technologies Inc. US
159.112.248.0/22 1.0K
91.4%
Mailgun Technologies Inc. US
161.38.200.0/22 1.0K
82.6%
Mailgun Technologies Inc. US
192.112.152.0/22 1.0K
62.2%
Mailgun Technologies Inc. US
198.244.56.0/22 1.0K
72.4%
Mailgun Technologies Inc. US
204.220.180.0/22 1.0K
41.6%
Mailgun Technologies Inc. US
159.112.252.0/23 512
94.1%
Mailgun Technologies Inc. US
204.220.94.0/23 512
0.0%
Mailgun Technologies Inc. US
204.220.170.0/23 512
43.4%
Mailgun Technologies Inc. US
204.220.174.0/23 512
43.9%
Mailgun Technologies Inc. US
204.220.178.0/23 512
38.7%
Mailgun Technologies Inc. US
204.220.186.0/23 512
40.2%
Mailgun Technologies Inc. US
204.220.188.0/23 512
43.8%
Mailgun Technologies Inc. US
209.162.204.0/23 512
76.0%
Mailgun Technologies Inc. US
64.45.163.0/24 256
81.3%
Mailgun Technologies Inc. US
134.199.39.0/24 256
81.3%
Mailgun Technologies Inc. US
134.199.44.0/24 256
76.2%
Mailgun Technologies Inc. US
159.112.254.0/24 256
89.5%
Mailgun Technologies Inc. US
204.220.64.0/24 256
46.5%
Mailgun Technologies Inc. US
204.220.92.0/24 256
0.0%
Mailgun Technologies Inc. US
204.220.95.0/24 256
0.0%
Mailgun Technologies Inc. US
204.220.169.0/24 256
34.8%
Mailgun Technologies Inc. US
204.220.172.0/24 256
45.7%
Mailgun Technologies Inc. US
204.220.176.0/24 256
41.4%
Mailgun Technologies Inc. US
204.220.184.0/24 256
33.6%
Mailgun Technologies Inc. US
204.220.191.0/24 256
0.0%
Inteliquent, inc. US
216.163.181.0/24 256
81.3%
Mailgun Technologies Inc. US
216.163.182.0/24 256
80.5%
Mailgun Technologies Inc. US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS396479 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
159.135.232.0/24 56,745 2026-09-15 18:52:45
159.135.233.0/24 56,742 2026-09-15 18:52:45
159.135.228.0/24 56,735 2026-09-15 18:52:45
159.135.231.0/24 56,733 2026-09-15 18:52:45
159.135.224.0/24 56,733 2026-09-15 18:52:45
159.135.229.0/24 56,730 2026-09-15 18:52:45
159.135.230.0/24 56,723 2026-09-15 18:52:45
159.135.225.0/24 56,715 2026-09-15 18:52:45
159.135.226.0/24 56,712 2026-09-15 18:52:45
159.135.238.0/24 56,411 2026-09-15 18:52:45
159.135.239.0/24 56,388 2026-09-15 18:52:45
159.135.237.0/24 56,380 2026-09-15 18:52:45
159.135.234.0/24 56,371 2026-09-15 18:52:45
159.135.236.0/24 56,369 2026-09-15 18:52:45
159.135.235.0/24 56,363 2026-09-15 18:52:45
69.72.37.0/24 56,349 2026-09-15 18:52:45
69.72.35.0/24 55,985 2026-09-15 18:52:45
69.72.34.0/24 55,977 2026-09-15 18:52:45
69.72.32.0/24 55,977 2026-09-15 18:52:45
69.72.33.0/24 55,972 2026-09-15 18:52:45
216.163.181.0/24 54,771 2026-09-15 18:52:45
216.163.182.0/24 54,665 2026-09-15 18:52:45
204.220.189.0/24 53,269 2026-09-15 18:52:45
204.220.181.0/24 53,236 2026-09-15 18:52:45
159.112.254.0/24 53,232 2026-09-15 18:52:45
159.112.252.0/24 53,228 2026-09-15 18:52:45
159.112.253.0/24 53,225 2026-09-15 18:52:45
161.38.192.0/24 53,218 2026-09-15 18:52:45
204.220.64.0/24 53,214 2026-09-15 18:52:45
159.112.250.0/24 53,212 2026-09-15 18:52:45
161.38.193.0/24 53,209 2026-09-15 18:52:45
204.220.188.0/24 53,207 2026-09-15 18:52:45
161.38.195.0/24 53,201 2026-09-15 18:52:45
161.38.194.0/24 53,184 2026-09-15 18:52:45
204.220.171.0/24 52,918 2026-09-15 18:52:45
204.220.170.0/24 52,913 2026-09-15 18:52:45
204.220.169.0/24 52,775 2026-09-15 18:52:45
161.38.202.0/24 52,769 2026-09-15 18:52:45
161.38.201.0/24 52,769 2026-09-15 18:52:45
161.38.200.0/24 52,763 2026-09-15 18:52:45
161.38.203.0/24 52,759 2026-09-15 18:52:45
161.38.198.0/24 52,756 2026-09-15 18:52:45
161.38.199.0/24 52,740 2026-09-15 18:52:45
204.220.186.0/24 52,739 2026-09-15 18:52:45
161.38.197.0/24 52,728 2026-09-15 18:52:45
204.220.183.0/24 52,728 2026-09-15 18:52:45
204.220.182.0/24 52,720 2026-09-15 18:52:45
204.220.179.0/24 52,720 2026-09-15 18:52:45
161.38.196.0/24 52,718 2026-09-15 18:52:45
204.220.184.0/24 52,704 2026-09-15 18:52:45

Showing top 50 of 117 announced prefixes by sample volume.

Frequently Asked Questions

What is AS396479?

AS396479 is an Autonomous System Number assigned to Mailgun Technologies Inc.. 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 AS396479 announce?

AS396479 announces 30.0K IPv4 addresses distributed across 34 routed CIDR prefixes. The network is registered in United States.

Who operates AS396479?

AS396479 is operated by Mailgun Technologies Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS396479 registered in?

AS396479 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: 2026-09-15 19:09:06 UTC
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