3 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Bulk is dns hosted by 1and1: up to 20 domains in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for...
DKIM public key for selector "1" of a domain: looks up 1._domainkey.<domain> (TXT, Cloudflare DoH) and parses v=, k=, key type, public-key length, testing flag and whether the key is revoked (empty p=). Confirms that mai...
Is the domain's DNS hosted by 1and1? Looks up the NS records (Cloudflare DoH) and matches them against 1and1's nameserver patterns, returning yes/no, the nameservers and which ones matched. Vendor detection for sales, mi...