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Validate dead domains with domestic DoH twice

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SukkaW
2025-03-26 01:02:47 +08:00
parent 385ef51d8f
commit 1548ed1002
4 changed files with 28 additions and 58 deletions
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24
Build/lib/is-domain-alive.ts
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@@ -163,18 +163,24 @@ export async function isDomainAlive(domain: string, isSuffix: boolean): Promise<
aaaaDns.push(aaaaRecords.dns);
}
// only then, let's test once with domesticDohServers
const aRecords = (await $resolve($domain, 'A', pickOne(domesticDohServers)));
if (aRecords.answers.length > 0) {
return onDomainAlive(domain);
// only then, let's test twice with domesticDohServers
for (let i = 0; i < 2; i++) {
// eslint-disable-next-line no-await-in-loop -- sequential
const aRecords = (await $resolve($domain, 'A', pickOne(domesticDohServers)));
if (aRecords.answers.length > 0) {
return onDomainAlive(domain);
}
aDns.push(aRecords.dns);
}
aDns.push(aRecords.dns);
const aaaaRecords = (await $resolve($domain, 'AAAA', pickOne(domesticDohServers)));
if (aaaaRecords.answers.length > 0) {
return onDomainAlive(domain);
for (let i = 0; i < 2; i++) {
// eslint-disable-next-line no-await-in-loop -- sequential
const aaaaRecords = (await $resolve($domain, 'AAAA', pickOne(domesticDohServers)));
if (aaaaRecords.answers.length > 0) {
return onDomainAlive(domain);
}
aaaaDns.push(aaaaRecords.dns);
}
aaaaDns.push(aaaaRecords.dns);
console.log(picocolors.red('[domain dead]'), 'no A/AAAA records', { domain, a: aDns, aaaa: aaaaDns });
return onDomainDead($domain);