DMARC Record Generator
Policy, reporting aur alignment ke saath valid DMARC TXT record banaiye — ya bana hua paste karke jaanch lijiye.
DMARC Record Generator poori tarah aapke browser mein chalta hai. Domain aur report addresses sirf aapke device par record banane-jaanchne ke kaam aate hain.
CSP Header Generator kholein
DMARC Record Generator ke baare mein
DMARC Record Generator wo akela DNS TXT record banata hai jo receiving mail servers ko batata hai ki aapke domain ke naam se aaye par SPF aur DKIM alignment fail karne waale messages ka kya karna hai. Record _dmarc.aapkadomain par publish hota hai aur semicolon se alag tag=value pairs ki list hai, sakht order ke saath: pehle version tag, doosra policy tag. DMARC defaults se milne waale optional tags chhod diye jaate hain taaki record 255-character TXT limit mein aaraam se rahe. Doosra mode ulta chalta hai: pehle se publish record paste kariye, har tag parse hoke check hota hai — missing mailto:, galat pct aur ulte order sab alag-alag report hote hain.
Features
- Specification ke order mein tags ke saath record banata hai
- Policy, subdomain policy, percentage aur SPF/DKIM alignment
- Aggregate (rua) aur forensic (ruf) addresses mailto: par normalize
- Default se milne waale optional tags chhod deta hai
- TXT value aur zone-file line dono deta hai
- Checker mode bana record tag-by-tag validate karta hai
DMARC Record Generator kaise use karein
- Apna domain daaliye, record ka hostname dikh jayega
- Policy chuniye — reports jama karte waqt none se shuru kariye
- Aggregate report address jodiye taaki data sach mein mile
- TXT value DNS provider mein daaliye, ya checker mode par jaiye
Example
Input
domain example.com, policy none, rua dmarc@example.com
Output
v=DMARC1; p=none; rua=mailto:dmarc@example.com
_dmarc.example.com par TXT record — har rollout ki monitoring-only shuruat.
Common errors aur troubleshooting
- Checker kehta hai report address istemal layak nahin. — DMARC report destinations URI hote hain, nangi addresses nahin — unhe mailto: prefix chahiye. Generator apne aap jodta hai; haath se likha record aksar bhool jaata hai.
- Checker kehta hai p= ko v=DMARC1 ke turant baad hona chahiye. — Specification pehle do tags ka order fix karti hai. Policy tag ko version ke theek baad rakhiye — uske baad ka sab kisi bhi order mein chal sakta hai.
- Publish karne ke baad ek asli sender ka mail bounce hone laga. — Reject policy bina authorize kiye sender ke saath yahi karti hai. p=none par lautiye, aggregate reports padh kar har sender dhoondh lijiye, phir dobara sakht kariye.
Aksar pooche jaane wale sawaal
- DMARC record asal mein karta kya hai?
- Ye receiving servers ko batata hai ki aapke domain ke naam se aaye par SPF aur DKIM alignment fail karne waale messages ka kya karein, aur reports kahan bhejein. Iske bina har receiver apna faisla khud karta hai.
- p=none, quarantine ya reject — kahan se shuru karoon?
- None se. Delivery kuchh nahin badalti par aggregate reporting on ho jaati hai — isi se pata chalta hai ki kaunse systems sach mein aapke domain se bhejte hain. Sab align ho jaayein tab quarantine aur phir reject par jaiye.
- Relaxed aur strict alignment mein kya fark hai?
- Relaxed subdomain match maan leta hai, to bounce.example.com ka mail example.com se align hota hai. Strict exact match maangta hai. Relaxed default hai aur zyadaatar sansthaon ke liye sahi, kyunki bulk senders aam taur par subdomains istemal karte hain.
- Kya ye generator mera DNS query karta hai?
- Nahin. Ye record ka text aapke device par banata aur validate karta hai, koi DNS query kiye bina — aapke domain ke baare mein kuchh nahin bheja jaata.
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