Host

3.167.16.21

As of our latest check on 2026-06-13, 3.167.16.21 (Amazon.com, Inc., AS16509, United States) had 1 open port (443) and no known CVEs.

Known CVEs on this host

1open port

0names pointing here

0known CVEs

0known exploited

Open ports and CVEs as of our latest check of this host, 2026-06-13.

No known CVEs on this host.

Network: Amazon.com, Inc. AS16509
Open ports: 443 · at our latest check, 2026-06-13
Location: United States US
Hostname: server-3-167-16-21.zag51.r.cloudfront.net · reverse DNS, checked 2026-10-04
Route: 3.167.16.0/24 · announced by Amazon.com, Inc. AS16509 RPKI valid
Organisation: Amazon.com, Inc. · Enterprise
Cloud: Amazon Web Services · CLOUDFRONT · region GLOBAL
Registry network: AMAZON-CF · 3.166.0.0 - 3.167.255.255 · Amazon.com, Inc. · ARIN
Abuse contact: [email protected] · for AMAZON-CF
First seen: 2026-06-13 00:14 UTC
Last seen alive: 2026-06-13 00:15 UTC
Hosted domains: No host name points here

Reputation

Not a Tor relay, not a VPN or privacy relay address, and not on a current public blocklist.

Services (1)

443/tcp TLS first 2026-06-13 · last 2026-06-13

TLS: TLSv1.2
Certificate for: ctest.mapfan.com, www.ctest.mapfan.com
Issued by: Amazon RSA 2048 M01
Valid: 2025-11-22 → 2026-12-21

Raw response

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	*�H��
0<10	UUS10
U
Amazon10UAmazon RSA 2048 M010
251122000000Z
261221235959Z010Uctest.mapfan.com0�"0
	*�H��
�0�
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�1�DT�׊H�c6(�K���0p����%����wΠ�{�*��=Υ�l�^bB����
�<�H�RR*�)��[�^�`C������h<�����t��5����X6������+3��(��J5Z���`���,�Iz��y�4�`��q1�������C�	#��|�A��q�T�>����� ��ۿϼ}�EI%{���(=O��7��ċHb�3ގ_�̎h�#��eW*��:
�����0��0U#0���c����;;P������0US�S�&Y�)v�������q�01U*0(�ctest.mapfan.com�www.ctest.mapfan.com0U 0
0g�0U��0U%0
+0;U40200�.�,�*http://crl.r2m01.amazontrust.com/r2m01.crl0u+i0g0-+0�!http://ocsp.r2...<truncated>

Port history

Every port that has answered a connection on this address, and when. A port is listed as open above only when a service was identified on it. Times are UTC.

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