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Autonomous System

AS396479

Mailgun Technologies Inc.

Announced IPs
28,928
CIDR prefixes
30
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
204.220.170.0/23 512
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
204.220.169.0/24 256
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
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
159.135.238.0/24 18,508 2026-07-24 07:21:52
159.135.239.0/24 18,492 2026-07-24 07:21:52
159.135.234.0/24 18,481 2026-07-24 07:21:52
159.135.237.0/24 18,478 2026-07-24 07:21:52
159.135.236.0/24 18,477 2026-07-24 07:21:52
159.135.235.0/24 18,474 2026-07-24 07:21:52
159.135.232.0/24 18,474 2026-07-24 07:21:52
159.135.224.0/24 18,469 2026-07-24 07:21:52
159.135.228.0/24 18,469 2026-07-24 07:21:52
159.135.233.0/24 18,465 2026-07-24 07:21:52
159.135.230.0/24 18,460 2026-07-24 07:21:52
159.135.229.0/24 18,459 2026-07-24 07:21:52
159.135.231.0/24 18,455 2026-07-24 07:21:52
159.135.226.0/24 18,449 2026-07-24 07:21:52
159.135.225.0/24 18,445 2026-07-24 07:21:52
69.72.35.0/24 18,255 2026-07-24 07:21:52
69.72.32.0/24 18,249 2026-07-24 07:21:52
69.72.33.0/24 18,247 2026-07-24 07:21:52
69.72.34.0/24 18,245 2026-07-24 07:21:52
69.72.37.0/24 18,233 2026-07-24 07:21:52
216.163.181.0/24 17,589 2026-07-24 07:21:52
216.163.182.0/24 17,561 2026-07-24 07:21:52
192.112.153.0/24 16,948 2026-07-24 07:21:52
192.112.155.0/24 16,124 2026-07-24 07:21:52
204.220.189.0/24 16,104 2026-07-24 07:21:52
192.112.152.0/24 16,103 2026-07-24 07:21:52
204.220.181.0/24 16,101 2026-07-24 07:21:52
192.112.154.0/24 16,100 2026-07-24 07:21:52
204.220.64.0/24 16,080 2026-07-24 07:21:52
204.220.188.0/24 16,058 2026-07-24 07:21:52
204.220.172.0/24 15,605 2026-07-24 07:21:52
134.199.39.0/24 15,373 2026-07-24 07:21:52
161.38.201.0/24 15,373 2026-07-24 07:21:52
161.38.200.0/24 15,371 2026-07-24 07:21:52
161.38.198.0/24 15,371 2026-07-24 07:21:52
161.38.195.0/24 15,369 2026-07-24 07:21:52
161.38.193.0/24 15,368 2026-07-24 07:21:52
161.38.192.0/24 15,367 2026-07-24 07:21:52
161.38.203.0/24 15,366 2026-07-24 07:21:52
161.38.202.0/24 15,366 2026-07-24 07:21:52
159.112.254.0/24 15,360 2026-07-24 07:21:52
159.112.252.0/24 15,359 2026-07-24 07:21:52
159.112.253.0/24 15,356 2026-07-24 07:21:52
161.38.199.0/24 15,354 2026-07-24 07:21:52
159.112.250.0/24 15,352 2026-07-24 07:21:52
161.38.194.0/24 15,349 2026-07-24 07:21:52
161.38.197.0/24 15,346 2026-07-24 07:21:52
161.38.196.0/24 15,339 2026-07-24 07:21:52
159.135.227.0/24 15,292 2026-07-24 07:21:52
204.220.171.0/24 15,190 2026-07-24 07:21:52

Showing top 50 of 115 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 28.9K IPv4 addresses distributed across 30 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: 2026-07-24 07:40:30 UTC
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