DNS Report for bit.ly

• ns-1372.awsdns-43.org

  • IPv4: 205.251.197.92
  • IPv6: 2600:9000:5305:5c00::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-1766.awsdns-28.co.uk

  • IPv4: 205.251.198.230
  • IPv6: 2600:9000:5306:e600::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-276.awsdns-34.com

  • IPv4: 205.251.193.20
  • IPv6: 2600:9000:5301:1400::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-705.awsdns-24.net

  • IPv4: 205.251.194.193
  • IPv6: 2600:9000:5302:c100::1
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-cloud-c1.googledomains.com

  • IPv4: 216.239.32.108
  • IPv6: 2001:4860:4802:32::6c
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-cloud-c2.googledomains.com

  • IPv4: 216.239.34.108
  • IPv6: 2001:4860:4802:34::6c
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-cloud-c3.googledomains.com

  • IPv4: 216.239.36.108
  • IPv6: 2001:4860:4802:36::6c
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• ns-cloud-c4.googledomains.com

  • IPv4: 216.239.38.108
  • IPv6: 2001:4860:4802:38::6c
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

Nameserver Count - Note: 8 nameservers (recommended: 2-7)

• ns-1372.awsdns-43.org

  • Status: Responded
  • IP(s): 67.199.248.11, 67.199.248.10
  • TTL: 300 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-1766.awsdns-28.co.uk

  • Status: Responded
  • IP(s): 67.199.248.10, 67.199.248.11
  • TTL: 300 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-276.awsdns-34.com

  • Status: Responded
  • IP(s): 67.199.248.11, 67.199.248.10
  • TTL: 300 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-705.awsdns-24.net

  • Status: Responded
  • IP(s): 67.199.248.11, 67.199.248.10
  • TTL: 300 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• ns-cloud-c1.googledomains.com

  • Status: Responded
  • IP(s): 67.199.248.11, 67.199.248.10
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NOERROR)
  • TCP Connectivity: Allows TCP connections

• ns-cloud-c2.googledomains.com

  • Status: Responded
  • IP(s): 67.199.248.10, 67.199.248.11
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NOERROR)
  • TCP Connectivity: Allows TCP connections

• ns-cloud-c3.googledomains.com

  • Status: Responded
  • IP(s): 67.199.248.10, 67.199.248.11
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NOERROR)
  • TCP Connectivity: Allows TCP connections

• ns-cloud-c4.googledomains.com

  • Status: Responded
  • IP(s): 67.199.248.10, 67.199.248.11
  • TTL: 300 seconds
  • Recursive Queries: Unclear (Response code: NOERROR)
  • TCP Connectivity: Allows TCP connections

ns-1372.awsdns-43.org

• Serial: 1
• Refresh: 7200
• Retry: 900
• Expire: 1209600
• Minimum TTL: 86400

ns-1766.awsdns-28.co.uk

• Serial: 1
• Refresh: 7200
• Retry: 900
• Expire: 1209600
• Minimum TTL: 86400

ns-276.awsdns-34.com

• Serial: 1
• Refresh: 7200
• Retry: 900
• Expire: 1209600
• Minimum TTL: 86400

ns-705.awsdns-24.net

• Serial: 1
• Refresh: 7200
• Retry: 900
• Expire: 1209600
• Minimum TTL: 86400

ns-cloud-c1.googledomains.com

• Serial: 1
• Refresh: 21600
• Retry: 3600
• Expire: 259200
• Minimum TTL: 300

ns-cloud-c2.googledomains.com

• Serial: 1
• Refresh: 21600
• Retry: 3600
• Expire: 259200
• Minimum TTL: 300

ns-cloud-c3.googledomains.com

• Serial: 1
• Refresh: 21600
• Retry: 3600
• Expire: 259200
• Minimum TTL: 300

ns-cloud-c4.googledomains.com

• Serial: 1
• Refresh: 21600
• Retry: 3600
• Expire: 259200
• Minimum TTL: 300

Serial: 1 - OK

REFRESH - Warning: Inconsistent across nameservers

RETRY - Warning: Inconsistent across nameservers

EXPIRE - Warning: Inconsistent across nameservers

MINIMUM TTL - Warning: Inconsistent across nameservers

ns-1372.awsdns-43.org

• 10 aspmx.l.google.com ( 142.250.31.26 )
• 20 alt1.aspmx.l.google.com ( 209.85.202.26 )
• 20 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 30 aspmx2.googlemail.com ( 209.85.202.26 )
• 30 aspmx3.googlemail.com ( 64.233.184.26 )

ns-1766.awsdns-28.co.uk

• 10 aspmx.l.google.com ( 142.250.31.26 )
• 20 alt1.aspmx.l.google.com ( 209.85.202.26 )
• 20 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 30 aspmx2.googlemail.com ( 209.85.202.27 )
• 30 aspmx3.googlemail.com ( 64.233.184.26 )

ns-276.awsdns-34.com

• 10 aspmx.l.google.com ( 142.250.31.26 )
• 20 alt1.aspmx.l.google.com ( 209.85.202.26 )
• 20 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 30 aspmx2.googlemail.com ( 209.85.202.26 )
• 30 aspmx3.googlemail.com ( 64.233.184.26 )

ns-705.awsdns-24.net

• 10 aspmx.l.google.com ( 172.253.115.27 )
• 20 alt1.aspmx.l.google.com ( 209.85.202.26 )
• 20 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 30 aspmx2.googlemail.com ( 209.85.202.26 )
• 30 aspmx3.googlemail.com ( 64.233.184.27 )

ns-cloud-c1.googledomains.com

• 10 aspmx.l.google.com ( 172.253.115.27 )
• 20 alt1.aspmx.l.google.com ( 209.85.202.26 )
• 20 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 30 aspmx2.googlemail.com ( 209.85.202.27 )
• 30 aspmx3.googlemail.com ( 64.233.184.26 )

ns-cloud-c2.googledomains.com

• 10 aspmx.l.google.com ( 142.250.31.26 )
• 20 alt1.aspmx.l.google.com ( 209.85.202.27 )
• 20 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 30 aspmx2.googlemail.com ( 209.85.202.26 )
• 30 aspmx3.googlemail.com ( 64.233.184.27 )

ns-cloud-c3.googledomains.com

• 10 aspmx.l.google.com ( 142.250.31.26 )
• 20 alt1.aspmx.l.google.com ( 209.85.202.26 )
• 20 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 30 aspmx2.googlemail.com ( 209.85.202.27 )
• 30 aspmx3.googlemail.com ( 64.233.184.26 )

ns-cloud-c4.googledomains.com

• 10 aspmx.l.google.com ( 142.250.31.26 )
• 20 alt1.aspmx.l.google.com ( 209.85.202.26 )
• 20 alt2.aspmx.l.google.com ( 64.233.184.26 )
• 30 aspmx2.googlemail.com ( 209.85.202.26 )
• 30 aspmx3.googlemail.com ( 64.233.184.26 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - OK

• 27.184.233.64.in-addr.arpa -> wa-in-f27.1e100.net
• 26.202.85.209.in-addr.arpa -> dg-in-f26.1e100.net
• 26.184.233.64.in-addr.arpa -> wa-in-f26.1e100.net
• 27.202.85.209.in-addr.arpa -> dg-in-f27.1e100.net
• 26.184.233.64.in-addr.arpa -> wa-in-f26.1e100.net
• 27.202.85.209.in-addr.arpa -> dg-in-f27.1e100.net
• 26.31.250.142.in-addr.arpa -> bj-in-f26.1e100.net
• 27.115.253.172.in-addr.arpa -> bg-in-f27.1e100.net
• 26.202.85.209.in-addr.arpa -> dg-in-f26.1e100.net

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 include:_spf.google.com include:_spf.salesforce.com include:mailgun.org -all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses:
• Includes: _spf.google.com, _spf.salesforce.com, mailgun.org
• DNS Lookups: 6
• Void Lookups: Passed
• Escaping Chars: Not Present
• All Mechanism: -all

• DKIM Records Found: Yes
• Selectors Found: google
• Selector 'google':
  Record: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCgNNUL53zhvkxdJFy+leJ592rEt9DtyRsMHsTwY3SUq+ABO3OLzep+qTPEVLmeXhp02TTDUXH3PZFMHTYBP5CKjMINYDtOy5/1jYA321C6tQ5bspFr0jvz8mLy2jR5FeaYnLse5K4ynbQ6aobdFCRVdJWflDi4L+ryt9btV/RaqwIDAQAB
• Valid Syntax: Yes

• Record: v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
• Syntax: Valid
• Policy: none
• Percent: 100%
• RUA (Aggregate Reports): mailto:[email protected]
• RUF (Forensic Reports): mailto:[email protected]
• Failure Options (fo): 1

DMARC External Validation:

• Valid external domains: dmarc.bitly.net
• All external domains in your DMARC record are giving permission to send them DMARC reports.