DNS Report for iserv.eu

• ns4.iserv.eu

  • IPv4: 188.68.45.203
  • IPv6: 2a03:4000:20:19e::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns2.iserv.eu

  • IPv4: 91.204.44.133
  • IPv6: 2a03:4000:20:19b::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns1.iserv.eu

  • IPv4: 116.202.2.219
  • IPv6: 2a01:4f8:c01f:42::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns3.iserv.eu

  • IPv4: 116.203.7.41
  • IPv6: 2a01:4f8:1c0c:8111::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - OK

• ns4.iserv.eu

  • Status: Responded
  • IP(s): 116.203.121.185, 185.233.107.78, 116.202.2.255
  • TTL: 600 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns2.iserv.eu

  • Status: Responded
  • IP(s): 185.233.107.78, 116.203.121.185, 116.202.2.255
  • TTL: 600 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns1.iserv.eu

  • Status: Responded
  • IP(s): 116.202.2.255, 116.203.121.185, 185.233.107.78
  • TTL: 600 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns3.iserv.eu

  • Status: Responded
  • IP(s): 116.203.121.185, 185.233.107.78, 116.202.2.255
  • TTL: 600 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

ns4.iserv.eu

• Serial: 304639209
• Refresh: 86400
• Retry: 10800
• Expire: 3600000
• Minimum TTL: 60

ns2.iserv.eu

• Serial: 304639209
• Refresh: 86400
• Retry: 10800
• Expire: 3600000
• Minimum TTL: 60

ns1.iserv.eu

• Serial: 304639209
• Refresh: 86400
• Retry: 10800
• Expire: 3600000
• Minimum TTL: 60

ns3.iserv.eu

• Serial: 304639209
• Refresh: 86400
• Retry: 10800
• Expire: 3600000
• Minimum TTL: 60

Serial: 304639209 - OK

REFRESH: 86400 - OK

RETRY: 10800 - OK

EXPIRE: 3600000 - OK

MINIMUM TTL: 60 - Note: Outside recommended range (1-3 hours)

ns4.iserv.eu

• 10 iserv.iserv.eu ( 217.13.72.70 )
• 50 offline.iserv.eu ( 159.69.47.32 )

ns2.iserv.eu

• 10 iserv.iserv.eu ( 217.13.72.70 )
• 50 offline.iserv.eu ( 159.69.47.32 )

ns1.iserv.eu

• 10 iserv.iserv.eu ( 217.13.72.70 )
• 50 offline.iserv.eu ( 159.69.47.32 )

ns3.iserv.eu

• 10 iserv.iserv.eu ( 217.13.72.70 )
• 50 offline.iserv.eu ( 159.69.47.32 )

MX Record Consistency - OK

MX Record Count - OK

• 70.72.13.217.in-addr.arpa -> No PTR record found: The DNS query name does not exist: 70.72.13.217.in-addr.arpa.
• 32.47.69.159.in-addr.arpa -> static.32.47.69.159.clients.your-server.de

PTR Records - OK

• 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 Record Published: Passed

Multiple SPF Records: Passed

SPF Record 1:

• Record: v=spf1 a mx a:relay1.iserv.eu a:relay2.iserv.eu a:relay3.iserv.eu a:relaybs.iserv.eu ?all
• SPF Syntax: Failed
• Deprecated Elements: Passed
• IP Addresses:
• Includes:
• DNS Lookups: 11 (Warning: Exceeds limit)
• Void Lookups: Passed
• Escaping Chars: Not Present
• All Mechanism: ?all

Warnings:

• SPF record has more than 10 DNS lookups, which may cause lookup limits

Errors:

• SPF record syntax is invalid

• DKIM Records Found: No

Warnings:

• No DKIM records found for common selectors

• 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