DNS Report for gatech.edu

• dns3.gatech.edu

  • IPv4: 168.24.2.35
  • IPv6: No IPv6 found
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): N/A seconds
  • Recursive: N/A

• dns1.gatech.edu

  • IPv4: 128.61.244.253
  • IPv6: 2610:148:1f00:f400::3
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): 30 seconds
  • Recursive: N/A

• dns2.gatech.edu

  • IPv4: 3.227.90.38
  • IPv6: No IPv6 found
  • TTL (IPv4): 30 seconds
  • TTL (IPv6): N/A seconds
  • Recursive: N/A

Nameserver Count - OK

• dns3.gatech.edu

  • Status: Responded
  • IP(s): 3.214.16.8
  • TTL: 1200 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• dns1.gatech.edu

  • Status: Responded
  • IP(s): 3.214.16.8
  • TTL: 1200 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed (Response code: REFUSED)

• dns2.gatech.edu

  • Status: Responded
  • IP(s): 3.214.16.8
  • TTL: 1200 seconds
  • Recursive Queries: Does not allow recursive queries
  • TCP Connectivity: TCP connection failed: The DNS operation timed out.

dns3.gatech.edu

• Serial: 19203
• Refresh: 3600
• Retry: 600
• Expire: 1209600
• Minimum TTL: 3600

dns1.gatech.edu

• Serial: 19203
• Refresh: 3600
• Retry: 600
• Expire: 1209600
• Minimum TTL: 3600

dns2.gatech.edu

• Serial: 19203
• Refresh: 3600
• Retry: 600
• Expire: 1209600
• Minimum TTL: 3600

Serial: 19203 - OK

REFRESH: 3600 - OK

RETRY: 600 - OK

EXPIRE: 1209600 - OK

MINIMUM TTL: 3600 - OK

dns3.gatech.edu

• 0 gatech-edu.mail.protection.outlook.com ( 52.101.9.17 )

dns1.gatech.edu

• 0 gatech-edu.mail.protection.outlook.com ( 52.101.10.10 )

dns2.gatech.edu

• 0 gatech-edu.mail.protection.outlook.com ( 52.101.9.24 )

MX Record Consistency - Warning: Inconsistencies found

MX Record Count - Warning: Only one MX record

• 17.9.101.52.in-addr.arpa -> No PTR record found: The DNS query name does not exist: 17.9.101.52.in-addr.arpa.
• 24.9.101.52.in-addr.arpa -> mail-bl2pr02cu00400.inbound.protection.outlook.com
• 10.10.101.52.in-addr.arpa -> mail-bn8pr05cu00102.inbound.protection.outlook.com

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.gatech.edu ?all
• SPF Syntax: Passed
• Deprecated Elements: Passed
• IP Addresses:
• Includes: spf.gatech.edu
• DNS Lookups: 3
• Void Lookups: Passed
• Escaping Chars: Not Present
• All Mechanism: ?all

• DKIM Records Found: Yes
• Selectors Found: selector1
• Selector 'selector1':
  Record: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDfp0zcQDU+IBTJ4vGSaizSMbIJMC+5mAMgme2K3RoWbHPsQnIbGu0l69THQ7CQjZg5iFeZUUpiwMkmn73HT0HXW61z16Z++y7lrk6AlBNGgMRWvkjMemHB5LkChe28rnO0u/f2P8JepM4IbV2zA1Yx43YDbEKI2QpgscDkyroXUQIDAQAB;
• Valid Syntax: Yes

• Record: v=DMARC1; p=none; rua=mailto:[email protected];
• Syntax: Valid
• Policy: none
• RUA (Aggregate Reports): mailto:[email protected]

DMARC External Validation:

• Valid external domains: ag.dmarcian.com
• All external domains in your DMARC record are giving permission to send them DMARC reports.