Httpfy

DNS Report for costco.co.uk

Date Generated: 2024-09-16 15:56:01
Check Another Domain

Nameservers

  • a28-66.akam.net
    • IPv4: 95.100.173.66
    • IPv6: 2600:1480:d800::42
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a6-64.akam.net
    • IPv4: 23.211.133.64
    • IPv6: 2600:1401:1::40
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a9-66.akam.net
    • IPv4: 184.85.248.66
    • IPv6: 2a02:26f0:117::42
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • dbru.br.ns.els-gms.att.net
    • IPv4: 68.94.156.134
    • IPv6: 2001:1890:1ff:9f0:68:94:156:134
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • dmtu.mt.ns.els-gms.att.net
    • IPv4: 99.99.99.134
    • IPv6: 2001:1890:1ff:9f1:99:99:99:134
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a5-64.akam.net
    • IPv4: 95.100.168.64
    • IPv6: 2600:1480:b000::40
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a14-67.akam.net
    • IPv4: 184.26.161.67
    • IPv6: 2600:1480:1800::43
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A
  • a1-116.akam.net
    • IPv4: 193.108.91.116
    • IPv6: 2600:1401:2::74
    • TTL (IPv4): 30 seconds
    • TTL (IPv6): 30 seconds
    • Recursive: N/A

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

Nameserver Queries

  • a28-66.akam.net
    • Status: Responded
    • IP(s): 35.192.62.159
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a6-64.akam.net
    • Status: Responded
    • IP(s): 35.192.62.159
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a9-66.akam.net
    • Status: Responded
    • IP(s): 35.192.62.159
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • dbru.br.ns.els-gms.att.net
    • Status: Responded
    • IP(s): 35.192.62.159
    • TTL: 86400 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • dmtu.mt.ns.els-gms.att.net
    • Status: Responded
    • IP(s): 35.192.62.159
    • TTL: 86400 seconds
    • Recursive Queries: Does not allow recursive queries
    • TCP Connectivity: TCP connection failed (Response code: REFUSED)
  • a5-64.akam.net
    • Status: Responded
    • IP(s): 35.192.62.159
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a14-67.akam.net
    • Status: Responded
    • IP(s): 35.192.62.159
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)
  • a1-116.akam.net
    • Status: Responded
    • IP(s): 35.192.62.159
    • TTL: 86400 seconds
    • Recursive Queries: Unclear (Response code: NXDOMAIN)
    • TCP Connectivity: TCP connection failed (Response code: NXDOMAIN)

SOA Records

a28-66.akam.net
  • Serial: 44
  • Refresh: 10800
  • Retry: 3600
  • Expire: 2332800
  • Minimum TTL: 900
a6-64.akam.net
  • Serial: 44
  • Refresh: 10800
  • Retry: 3600
  • Expire: 2332800
  • Minimum TTL: 900
a9-66.akam.net
  • Serial: 44
  • Refresh: 10800
  • Retry: 3600
  • Expire: 2332800
  • Minimum TTL: 900
dbru.br.ns.els-gms.att.net
  • Serial: 44
  • Refresh: 10800
  • Retry: 3600
  • Expire: 2332800
  • Minimum TTL: 900
dmtu.mt.ns.els-gms.att.net
  • Serial: 44
  • Refresh: 10800
  • Retry: 3600
  • Expire: 2332800
  • Minimum TTL: 900
a5-64.akam.net
  • Serial: 44
  • Refresh: 10800
  • Retry: 3600
  • Expire: 2332800
  • Minimum TTL: 900
a14-67.akam.net
  • Serial: 44
  • Refresh: 10800
  • Retry: 3600
  • Expire: 2332800
  • Minimum TTL: 900
a1-116.akam.net
  • Serial: 44
  • Refresh: 10800
  • Retry: 3600
  • Expire: 2332800
  • Minimum TTL: 900

Serial: 44 - OK

REFRESH: 10800 - OK

RETRY: 3600 - OK

EXPIRE: 2332800 - OK

MINIMUM TTL: 900 - Note: Outside recommended range (1-3 hours)

MX Records

a28-66.akam.net
a6-64.akam.net
a9-66.akam.net
dbru.br.ns.els-gms.att.net
dmtu.mt.ns.els-gms.att.net
a5-64.akam.net
a14-67.akam.net
a1-116.akam.net

MX Record Consistency - OK

MX Record Count - OK

Reverse MX A records (PTR)

  • 53.156.163.148.in-addr.arpa -> mx0a-001f9d01.pphosted.com
  • 49.158.163.148.in-addr.arpa -> mx0b-001f9d01.pphosted.com

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:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
  • SPF Syntax: Failed
  • Deprecated Elements: Passed
  • IP Addresses:
  • Includes: %{ir}.%{v}.%{d}.spf.has.pphosted.com
  • DNS Lookups: 3
  • Void Lookups: Passed
  • Escaping Chars: Not Present
  • All Mechanism: -all
Errors:
  • SPF record syntax is invalid

DKIM (DomainKeys Identified Mail)

  • DKIM Records Found: Yes
  • Selectors Found: google
  • Selector 'google':
    Record: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCqE64wksOQCcjUhhDqkErVkOzxm/cD+HLzFdNQkhYx1gXjS3+wlQSj+rOXKJUjHBAyY+/uLYJwCjhRJ20DTH2yfaH43sThF+6nWEAFzFhw5Syede63rBGobhHzMWyu46fc8v7atYFHshjwOrlmQYqyypZ1L1Jotyem/9VwWD+6TwIDAQAB
  • Valid Syntax: Yes

DMARC

DMARC External Validation:
  • Valid external domains: emaildefense.proofpoint.com, emaildefense.proofpoint.com
  • All external domains in your DMARC record are giving permission to send them DMARC reports.
Check DNS for Another Domain

Use our DNS Checker to analyze DNS records for any domain.

Go to DNS Checker

Empower Your Network, Enhance Your DevOps: The Ultimate Online Tools Hub

Copyright © 2024 HTTPfy Terms & Conditions - Privacy Policy