https://github.com/charlesgargasson/rdns

Golang PTR scanner
https://github.com/charlesgargasson/rdns

dns golang k8s ptr rdns resolve scanner

Last synced: 4 months ago
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Golang PTR scanner

• Host: GitHub
• URL: https://github.com/charlesgargasson/rdns
• Owner: charlesgargasson
• License: apache-2.0
• Created: 2025-07-05T15:51:07.000Z (8 months ago)
• Default Branch: main
• Last Pushed: 2025-07-05T16:09:12.000Z (8 months ago)
• Last Synced: 2025-07-05T17:05:14.875Z (8 months ago)
• Topics: dns, golang, k8s, ptr, rdns, resolve, scanner
• Language: Go
• Homepage:
• Size: 8.79 KB
• Stars: 0
• Watchers: 0
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.rst
  • License: LICENSE

Awesome Lists containing this project

README

          
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rDNS

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| Golang PTR scanner

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.. code-block:: bash

    $ ./bin/rdns --dns 192.168.1.1:53 --cidr 192.168.0.0/16

    Workers: 64, Timeout: 2s, DNS: 192.168.1.1:53

    Press Enter to stop scanning...

    CIDR 192.168.0.0/16 (65536 IPs)

    192.168.1.1 1.1.168.192.in-addr.arpa.	0	IN	PTR	livebox.home.

    192.168.1.18 18.1.168.192.in-addr.arpa.	0	IN	PTR	host.home.

    192.168.1.19 19.1.168.192.in-addr.arpa.	0	IN	PTR	esp32-368a58.home.

    192.168.1.20 20.1.168.192.in-addr.arpa.	0	IN	PTR	raspberrypi.home.

    [...]

    Scan completed in 15.380416328s 

.. code-block:: bash

    /opt/app # ./rdns --dns 10.96.0.10:53 --cidr k8s --workers 64

    Workers: 64, Timeout: 2s, DNS: 10.96.0.10:53

    Press Enter to stop scanning...

    CIDR 10.96.0.0/12 (1048576 IPs)

    10.96.0.1 1.0.96.10.in-addr.arpa.	30	IN	PTR	kubernetes.default.svc.cluster.local.

    10.96.0.10 10.0.96.10.in-addr.arpa.	30	IN	PTR	kube-dns.kube-system.svc.cluster.local.

    10.101.161.88 88.161.101.10.in-addr.arpa.	30	IN	PTR	grafana.adm.svc.cluster.local.

    10.101.234.203 203.234.101.10.in-addr.arpa.	30	IN	PTR	webapp.dev.svc.cluster.local.

    10.107.116.209 209.116.107.10.in-addr.arpa.	30	IN	PTR	registry.kube-system.svc.cluster.local.

    10.110.91.155 155.91.110.10.in-addr.arpa.	30	IN	PTR	ingress-nginx-controller-admission.ingress-nginx.svc.cluster.local.

    10.110.125.17 17.125.110.10.in-addr.arpa.	30	IN	PTR	ingress-nginx-controller.ingress-nginx.svc.cluster.local.

    CIDR 10.100.0.0/16 (65536 IPs)

    CIDR 10.0.0.0/16 (65536 IPs)

    CIDR 172.20.0.0/16 (65536 IPs)

    Scan completed in 37.938820541s 

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