There are total 6 records in domain name system (DNS) of polytech-lille.fr, which includes 1 Mail Exchange(MX) record, 3 Name Server(NS) records, 1 Start of Authority(SOA) record and 1 Text(TXT) record.
Host Name of the node to which this record pertains
Type Type of resource record in symbolic representation.
IP/Target
TTL Count of seconds that the resource record stays valid.
Extra Info Additional resource record-specific data
polytech-lille.fr
MX Mail Exchange Record: Maps a domain name to a list of message transfer agents for that domain.
douaisis.escaut.net
259200
pri: 100
polytech-lille.fr
NS Name Server Record: Delegates a DNS zone to use the given authoritative name servers.
beuvry.escaut.net
172800
polytech-lille.fr
NS Name Server Record: Delegates a DNS zone to use the given authoritative name servers.
calimero.authie.net
172800
polytech-lille.fr
NS Name Server Record: Delegates a DNS zone to use the given authoritative name servers.
albanie.ilot.org
172800
polytech-lille.fr
SOA Start of Authority Record: Specifies authoritative information about a DNS zone, including the primary name server, the email of the domain administrator, the domain serial number, and several timers relating to refreshing the zone.
TXT Text Record: Originally for arbitrary human-readable text in a DNS record. Since the early 1990s, however, this record more often carries machine-readable data, such as specified by RFC 1464, opportunistic encryption, Sender Policy Framework, DKIM, DMARC DNS-SD.
WebRankStats
Meta Description : 
visit SiteAdvisor
visit WOT
