Hackernews posts about DMARC

DMARC is an email authentication protocol that helps prevent email spoofing by validating the sender's domain name and ensuring the mail server is authorized to send emails on behalf of that domain.

1. DMARC Fail: 7 Causes and How to Fix Each (dmarcguard.io)
   16 points by meysamazad 19 days ago | 5 comments
2. Show HN: Domain DMARC Checker (dmarcdefender.io)
   6 points by c0nrad 17 days ago | 2 comments
3. I registered the domain from Cloudflare's DMARC docs (www.sh.consulting)
   5 points by alexshakhov 26 days ago | discuss
4. RFC 9989: What's New in the Latest DMARC Specification (dmarcchecker.app)
   4 points by awulf 11 days ago | discuss
5. DMARC is now an IETF Proposed Standard: what's new in RFCs 9989–9991 (dmarcwise.io)
   3 points by matteocontrini 12 days ago | discuss
6. DMARCbis Is Published: RFC 9989, 9990, and 9991 Replace RFC 7489 (dmarcguard.io)
   1 points by meysamazad 12 days ago | discuss
7. How to Fix "DMARC Quarantine/Reject Policy Not Enabled" (dmarcguard.io)
   1 points by meysamazad 17 days ago | discuss
8. Show HN: E2a – Open-source email gateway for AI agents (github.com)
   48 points by mnexa 20 days ago | 3 comments
9. Show HN: A DNS Security Audit Tool (dns-audit.com)
   1 points by marmot777 18 days ago | discuss
10. Why DKIM Fails and How to Fix Every Type of Alignment Error (dmarcguard.io)
    3 points by meysamazad 16 days ago | discuss
11. SPF Flattening and the 10-Lookup Limit: How to Fix Too Many DNS Lookups (dmarcguard.io)
    2 points by meysamazad 14 days ago | discuss
12. SPF Softfail vs. Hardfail: A Data-Backed Decision Guide (dmarcguard.io)
    1 points by meysamazad 14 days ago | 1 comments
13. MXToolbox Alternative (dmarcguard.io)
    1 points by meysamazad 13 days ago | discuss
14. SPF PermError: What Causes It and How to Fix It Step-by-Step (dmarcguard.io)
    1 points by meysamazad 15 days ago | discuss
15. EasyDMARC Alternative: Why Teams Are Switching (dmarcguard.io)
    1 points by meysamazad 18 days ago | discuss
16. I’ve joined Anthropic (twitter.com)
    1430 points by dmarcos 13 days ago | 617 comments
17. Show HN: Darc – grep-like memory search tool for coding agents (github.com)
    2 points by jnhprk 11 days ago | discuss
18. Show HN: Coord – atomic task claims for parallel AI coding agents (github.com)
    2 points by V1291l 24 days ago | discuss
19. Twenty Years of Stacking Commits (julien.danjou.info)
    1 points by darccio 27 days ago | discuss
20. Omarchy Is Not A Distro (abyss.fish)
    185 points by j3s 8 days ago | 168 comments
21. Draw Marc Andreessen on an Egg (eieio.games)
    75 points by LorenDB 24 days ago | 28 comments
22. Marco Polo: Finding a friend with only distance and motion (www.jackhogan.me)
    74 points by jackhogan11 21 days ago | 8 comments
23. Year of the Linux Laptop: Omarchy on XPS (www.dell.com)
    29 points by evanjrowley 29 days ago | discuss
24. Oscar-winning Star Wars editor Marcia Lucas dies aged 80 (www.bbc.com)
    21 points by layer8 1 day ago | 7 comments
25. Officially, Marco Rubio is still banned from China. So how is he in Beijing? (www.washingtonpost.com)
    8 points by _tk_ 18 days ago | discuss
26. Omarchy 3.7 Linux Distribution Overhauls Gaming Support, Adds Unified CLI (www.phoronix.com)
    6 points by breve 27 days ago | 3 comments
27. Marc Andreessen Egg Game (marc-egg.eieio.games)
    6 points by HotGarbage 24 days ago | discuss
28. Have I Been Pwned: Colombian fintech company leaks 34.5M accounts in March 2026 (haveibeenpwned.com)
    4 points by guessmyname 13 days ago | discuss
29. Marco Rubio discovers he needs to take over Spirit Airlines (www.youtube.com)
    4 points by keepamovin 25 days ago | discuss
30. March Amtrak Up 21%; Flying Up 7% Since 2019 (ti.org)
    4 points by speckx 25 days ago | discuss