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DNS Report for resfu.com

Date Generated: 2024-08-31 15:38:27
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Nameservers

  • ns1103.ui-dns.biz
    • IPv4: 217.160.81.103
    • IPv6: 2001:8d8:fe:53:0:d9a0:5167:100
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns1103.ui-dns.de
    • IPv4: 217.160.80.103, 185.132.32.103
    • IPv6: 2001:8d8:fe:53:0:d9a0:5067:100, 2607:f1c0:fe:53:185:132:32:103
    • TTL (IPv4): 24 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns1103.ui-dns.com
    • IPv4: 217.160.82.103
    • IPv6: 2001:8d8:fe:53:0:d9a0:5267:100
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns1103.ui-dns.org
    • IPv4: 217.160.83.103
    • IPv6: 2001:8d8:fe:53:0:d9a0:5367:100
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - OK

Nameserver Queries

  • ns1103.ui-dns.biz
    • Status: Responded
    • IP(s): 5.39.64.120
    • TTL: 3600 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • ns1103.ui-dns.de
    • Status: Responded
    • IP(s): 5.39.64.120
    • TTL: 3600 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • ns1103.ui-dns.com
    • Status: Responded
    • IP(s): 5.39.64.120
    • TTL: 3600 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • ns1103.ui-dns.org
    • Status: Responded
    • IP(s): 5.39.64.120
    • TTL: 3600 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

SOA Records

ns1103.ui-dns.biz
  • Serial: 2015090138
  • Refresh: 28800
  • Retry: 7200
  • Expire: 604800
  • Minimum TTL: 300
ns1103.ui-dns.de
  • Serial: 2015090138
  • Refresh: 28800
  • Retry: 7200
  • Expire: 604800
  • Minimum TTL: 300
ns1103.ui-dns.com
  • Serial: 2015090138
  • Refresh: 28800
  • Retry: 7200
  • Expire: 604800
  • Minimum TTL: 300
ns1103.ui-dns.org
  • Serial: 2015090138
  • Refresh: 28800
  • Retry: 7200
  • Expire: 604800
  • Minimum TTL: 300

Serial: 2015090138 - OK

REFRESH: 28800 - OK

RETRY: 7200 - OK

EXPIRE: 604800 - OK

MINIMUM TTL: 300 - Note: Outside recommended range (1-3 hours)

MX Records

ns1103.ui-dns.biz
ns1103.ui-dns.de
ns1103.ui-dns.com
ns1103.ui-dns.org

MX Record Consistency - OK

MX Record Count - OK

Reverse MX A records (PTR)

  • 67.192.72.217.in-addr.arpa -> mx01.kundenserver.de
  • 41.15.227.212.in-addr.arpa -> mx00.kundenserver.de

PTR Records - OK

DNSSEC

DNSSEC Inspector
  • Signed: No
  • Validation: Failed
  • DNSKEY Records: None
  • DS Records in parent zone: None
  • DS at Parent: None

DNSSEC - Note: Domain is not signed with DNSSEC

Error: No DNSSEC records found

SPF (Sender Policy Framework)

SPF Record Published: Passed

Multiple SPF Records: Passed

SPF Record 1:
  • Record: v=spf1 include:_spf-eu.ionos.com ~all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes: _spf-eu.ionos.com
  • DNS Lookups: 2
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: ~all

DKIM (DomainKeys Identified Mail)

  • DKIM Records Found: No
Warnings:
  • No DKIM records found for common selectors

DMARC

  • Record: None
  • Syntax: Invalid
  • Policy: None
  • RUA (Aggregate Reports):
DMARC External Validation:
  • All external domains in your DMARC record are giving permission to send them DMARC reports.
Errors:
  • DMARC record does not exist
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