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mukul975
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Complete skill folder anatomy across all cybersecurity skills: - scripts/agent.py: 80-150 line Python agents using real libraries (impacket, boto3, azure-mgmt-*, kubernetes, pefile, yara, scapy, shodan, stix2, etc.) - references/api-reference.md: real API documentation with method signatures - LICENSE: MIT license for all skill folders
2.1 KiB
2.1 KiB
API Reference: Performing DNS Enumeration and Zone Transfer
dnspython Library
| Function/Class | Description |
|---|---|
dns.resolver.resolve(domain, rdtype) |
Query DNS records by type |
dns.zone.from_xfr(xfr_response) |
Parse zone transfer response |
dns.query.xfr(nameserver, domain) |
Perform AXFR zone transfer |
dns.rdatatype.to_text(rdtype) |
Convert record type to string |
dns.resolver.Resolver() |
Custom resolver with timeout settings |
DNS Record Types
| Type | Description |
|---|---|
| A | IPv4 address record |
| AAAA | IPv6 address record |
| MX | Mail exchange server |
| NS | Authoritative nameserver |
| TXT | Text record (SPF, DKIM, DMARC) |
| SOA | Start of Authority |
| CNAME | Canonical name alias |
| SRV | Service location record |
| CAA | Certificate Authority Authorization |
| AXFR | Full zone transfer request |
Email Security Records
| Record | Location | Description |
|---|---|---|
| SPF | domain TXT |
Authorized mail sender IPs |
| DMARC | _dmarc.domain TXT |
Email authentication policy |
| DKIM | selector._domainkey.domain TXT |
Email signing public key |
Key Libraries
- dnspython (
pip install dnspython): Full-featured DNS toolkit for Python - python-nmap (optional): Network port scanning for DNS services
- sublist3r (optional): Subdomain enumeration using search engines
Configuration
| Variable | Description |
|---|---|
| Target domain | Authorized target domain for enumeration |
| Resolver timeout | DNS query timeout (default 3 seconds) |
| Wordlist | Subdomain brute-force dictionary |
Common Subdomain Wordlists
| Source | Description |
|---|---|
| SecLists DNS | Discovery/DNS/subdomains-top1million-5000.txt |
| Assetnote | Best-DNS-Wordlist from Assetnote |
| Custom | Industry-specific subdomain patterns |