Measured 09/22/2026 · public DNS
Is sautron.fr protected against email spoofing?
Not yet — sautron.fr only monitors DMARC (p=none); spoofed mail can still be delivered.
Unchanged since 09/13/2026
Stronger than 53% of city halls in France
12% of the sector already enforces p=reject
See the sector barometer →See the whole sector →
D
DMARC
p=none
SPF
~all
DKIM
1 selector(s)
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Published record
v=DMARC1; p=none; rua=mailto:dmarc-report@axalone.com;What this means
- • Policy p=none: monitoring only, no unauthenticated message is blocked.
- • SPF ends with ~all (softfail): acceptable while observing, aim for -all in the end.
- • At least one valid DKIM key published.
- • No MTA-STS (_mta-sts): inbound SMTP connections remain exposed to TLS downgrade. Recommended alongside DMARC.
- • No TLS-RPT (_smtp._tls): the TLS failures encountered by senders are not reported.
History
- 09/13/2026First measurementMonitoring only (p=none)
About Sautron
Sautron is a French commune located in the Loire-Atlantique department, in the Pays de la Loire region. Situated to the northwest of the Nantes urban area, it belongs to the territory of Nantes Métropole, the intercommunal structure grouping the municipalities of the Nantes metropolitan area. Its geographic position makes it a peri-urban commune, located close to the department's main city, while retaining a share of natural and agricultural spaces that contribute to its local identity.
Like any French commune, Sautron has an elected municipal council and a mayor responsible for administering local affairs within the framework of competences granted to communes under French law. The local authority is involved in areas such as urban planning, management of public facilities, local social services, school and after-school activities, as well as cultural and community life. Some of its competences, particularly regarding territorial planning, transport, or economic development, are exercised jointly with Nantes Métropole under the division of responsibilities between communes and the intercommunal body.
The history of Sautron is part of the broader history of the Nantes area, marked by a gradual shift from a rural character toward increasing integration into the urban dynamics of the Nantes metropolitan area, driven notably by transport infrastructure development and urban expansion on the outskirts of Nantes. The commune has undergone significant changes in its spatial and demographic organization over recent decades, while seeking to preserve certain natural spaces and its local heritage. It now constitutes a residential hub in the northwestern sector of the metropolitan area, providing facilities and local services to its population.
The website sautron.fr is the official institutional website of the commune of Sautron, providing administrative, practical, and local information as well as online services for residents and users of the territory.