DNS

محاكاة استجابة 16 BADVERS/BADSIG

Bad OPT Version or TSIG Signature Failure. Either the EDNS version in the OPT record is not supported, or the TSIG signature on the message failed verification.

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1 استجابة HTTP

استجابة HTTP

HTTP/1.1 16 BADVERS/BADSIG
Content-Type: application/json
Date: Tue, 25 Feb 2026 12:00:00 GMT

2 اختبار باستخدام curl

terminal

curl -i https://httpbin.org/status/16

3 إرجاع 16 BADVERS/BADSIG في إطار العمل الخاص بك

django

from django.http import HttpResponse


def my_view(request):
    return HttpResponse(status=16)  # BADVERS/BADSIG

flask

from flask import Flask

app = Flask(__name__)


@app.route("/endpoint")
def my_endpoint():
    return "", 16  # BADVERS/BADSIG

fastapi

from fastapi import FastAPI
from fastapi.responses import Response

app = FastAPI()


@app.get("/endpoint")
def my_endpoint():
    return Response(status_code=16)  # BADVERS/BADSIG

express.js

// Express.js
app.get('/endpoint', (req, res) => {
  res.sendStatus(16); // BADVERS/BADSIG
});

spring boot

import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;

@RestController
public class MyController {

    @GetMapping("/endpoint")
    public ResponseEntity<Void> myEndpoint() {
        return ResponseEntity
            .status(16) // BADVERS/BADSIG
            .build();
    }
}

go net/http

package main

import "net/http"

func myHandler(w http.ResponseWriter, r *http.Request) {
    w.WriteHeader(16) // BADVERS/BADSIG
}

ruby on rails

class MyController < ApplicationController
  def my_action
    head :badvers/badsig
  end
end

asp.net core

// ASP.NET Core Minimal API
app.MapGet("/endpoint", () =>
    Results.StatusCode(16) // BADVERS/BADSIG
);

1 استجابة HTTP

2 اختبار باستخدام curl

3 إرجاع 16 BADVERS/BADSIG في إطار العمل الخاص بك

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