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DNS Report for posteo.de

Date Generated: 2024-08-16 07:10:04
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Nameservers

  • sto.excedodns.se
    • IPv4: 185.42.137.101
    • IPv6: 2a01:3f0:400::48
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • emea.excedodns.eu
    • IPv4: 194.58.192.48
    • IPv6: 2a01:3f1:48::53
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns01.posteo-dns.de
    • IPv4: 185.67.36.40
    • IPv6: 2a05:bc0:1000::40:1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns02.posteo-dns.de
    • IPv4: 185.67.36.42
    • IPv6: 2a05:bc0:1000::42:1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns21.posteo-dns.ch
    • IPv4: 185.67.36.42
    • IPv6: 2a05:bc0:1000::42:1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • ns31.posteo-dns.eu
    • IPv4: 87.225.252.162
    • IPv6: 2001:bf0:129::162:1
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • world.excedodns.org
    • IPv4: 162.219.54.130
    • IPv6: 2620:10a:80eb::42
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • global.excedodns.com
    • IPv4: 194.58.198.48
    • IPv6: 2a01:3f1:3048::53
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • nordic.excedodns.net
    • IPv4: 162.219.55.130
    • IPv6: 2620:10a:80ec::42
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

Nameserver Count - Note: 9 nameservers (recommended: 2-7)

Nameserver Queries

  • sto.excedodns.se
    • Status: Responded
    • IP(s): 185.67.36.168, 185.67.36.169
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: SERVFAIL)
    • TCP Connectivity: TCP connection failed (Response code: SERVFAIL)
  • emea.excedodns.eu
    • Status: Responded
    • IP(s): 185.67.36.169, 185.67.36.168
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: SERVFAIL)
    • TCP Connectivity: TCP connection failed (Response code: SERVFAIL)
  • ns01.posteo-dns.de
    • Status: Responded
    • IP(s): 185.67.36.168, 185.67.36.169
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns02.posteo-dns.de
    • Status: Responded
    • IP(s): 185.67.36.168, 185.67.36.169
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns21.posteo-dns.ch
    • Status: Responded
    • IP(s): 185.67.36.168, 185.67.36.169
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • ns31.posteo-dns.eu
    • Status: Responded
    • IP(s): 185.67.36.168, 185.67.36.169
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • world.excedodns.org
    • Status: Responded
    • IP(s): 185.67.36.168, 185.67.36.169
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • global.excedodns.com
    • Status: Responded
    • IP(s): 185.67.36.168, 185.67.36.169
    • TTL: 300 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • nordic.excedodns.net
    • Status: Responded
    • IP(s): 185.67.36.168, 185.67.36.169
    • TTL: 300 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

SOA Records

sto.excedodns.se
  • Serial: 1723770060
  • Refresh: 3600
  • Retry: 900
  • Expire: 604800
  • Minimum TTL: 300
emea.excedodns.eu
  • Serial: 1723770060
  • Refresh: 3600
  • Retry: 900
  • Expire: 604800
  • Minimum TTL: 300
ns01.posteo-dns.de
  • Serial: 1723770060
  • Refresh: 3600
  • Retry: 900
  • Expire: 604800
  • Minimum TTL: 300
ns02.posteo-dns.de
  • Serial: 1723770060
  • Refresh: 3600
  • Retry: 900
  • Expire: 604800
  • Minimum TTL: 300
ns21.posteo-dns.ch
  • Serial: 1723770060
  • Refresh: 3600
  • Retry: 900
  • Expire: 604800
  • Minimum TTL: 300
ns31.posteo-dns.eu
  • Serial: 1723770060
  • Refresh: 3600
  • Retry: 900
  • Expire: 604800
  • Minimum TTL: 300
world.excedodns.org
  • Serial: 1723770060
  • Refresh: 3600
  • Retry: 900
  • Expire: 604800
  • Minimum TTL: 300
global.excedodns.com
  • Serial: 1723770060
  • Refresh: 3600
  • Retry: 900
  • Expire: 604800
  • Minimum TTL: 300
nordic.excedodns.net
  • Serial: 1723770060
  • Refresh: 3600
  • Retry: 900
  • Expire: 604800
  • Minimum TTL: 300

Serial: 1723770060 - OK

REFRESH: 3600 - OK

RETRY: 900 - OK

EXPIRE: 604800 - OK

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

MX Records

sto.excedodns.se
emea.excedodns.eu
ns01.posteo-dns.de
ns02.posteo-dns.de
ns21.posteo-dns.ch
ns31.posteo-dns.eu
world.excedodns.org
global.excedodns.com
nordic.excedodns.net

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

Reverse MX A records (PTR)

  • 61.36.67.185.in-addr.arpa -> mx01.posteo.de
  • 63.36.67.185.in-addr.arpa -> mx03.posteo.de
  • 64.36.67.185.in-addr.arpa -> mx04.posteo.de
  • 71.36.67.185.in-addr.arpa -> mx04.posteo.de
  • 62.36.67.185.in-addr.arpa -> mx01.posteo.de

PTR Records - OK

DNSSEC

DNSSEC Inspector
  • Signed: Yes
  • Validation: Successful
  • DNSKEY Records: 2
  • DS Records in parent zone: 0
  • DS at Parent: None

DNSSEC - OK

SPF (Sender Policy Framework)

SPF Record Published: Passed

Multiple SPF Records: Passed

SPF Record 1:
  • Record: v=spf1 ip4:185.67.36.0/23 ip4:89.146.220.128/29 ip4:89.146.194.160/28 ip4:89.146.230.64/26 ip4:185.67.36.111/32 ip6:2a05:bc0:1000::/64 ~all
  • SPF Syntax: Passed
  • Deprecated Elements: Passed
  • IP Addresses: 185.67.36.0/23, 89.146.220.128/29, 89.146.194.160/28, 89.146.230.64/26, 185.67.36.111/32, 2a05:bc0:1000::/64
  • Includes:
  • DNS Lookups: 2
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: ~all

DKIM (DomainKeys Identified Mail)

  • DKIM Records Found: Yes
  • Selectors Found: 2017
  • Selector '2017':
    Record: v=DKIM1; k=rsa; s=email;
  • Valid Syntax: No
Warnings:
  • DKIM record for selector '2017' may be incomplete

DMARC

  • Record: v=DMARC1; p=none; adkim=s; aspf=s
  • Syntax: Valid
  • Policy: none
  • RUA (Aggregate Reports):
  • DKIM Alignment (adkim): Strict
  • SPF Alignment (aspf): Strict
DMARC External Validation:
  • All external domains in your DMARC record are giving permission to send them DMARC reports.
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