Is 100100.ru valid?
100100.ru is a valid email domain (risk: 10/100). Verify email domains with the free Check-Mail API.
100100.ru
100100.ru is a valid domain that should be allowed to do sign-ups and registrations. Based on our analysis, you should allow this domain.
Raw API JSON response:
{
"valid": true,
"block": false,
"domain": "100100.ru",
"base_domain": "100100.ru",
"text": "Looks okay",
"reason": "none",
"risk": 10,
"is_disposable": false,
"is_email_forwarder": false,
"is_public_free": false,
"is_public_premium": false,
"is_business_provider": false,
"is_isp_email": false,
"is_email_api": false,
"is_web_hosting_email": false,
"is_self_hosted": false,
"is_parked": false,
"is_role_based_email": false,
"mx_host": "mxs.hoster.ru",
"mx_ip": "31.28.25.86",
"mx_info": "Using MX pointer mxs.hoster.ru from DNS with priority: 10",
"mx_fallback": false,
"mx_hosts": [
"mxs.hoster.ru"
],
"mx_ips": [
"31.28.25.86",
"31.28.24.248"
],
"mx_priorities": {
"mxs.hoster.ru": 10
},
"email_provider": null,
"disposable_provider": null,
"possible_typo": [],
"domain_age_days": 7726,
"domain_created_at": "2005-08-15T00:00:00+00:00",
"block_status_changed_at": "2025-12-06T21:51:29+00:00"
}
100100.ru
Status: Looks okay
RISK
LOW
Domain risk: 10
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Technical Details for 100100.ru
Risk Score
10 / 100
MX Host
mxs.hoster.ru
Last updated: Dec 6, 2025
100100.ru Domain Age
100100.ru was registered on August 15, 2005 and is 21 years, 2 months old.
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