centurylink.com

Valid Email Server

Domain Overview

DNS: โœ“ 2mo ago Checker: โœ“ 2mo ago
centurylink.com
Yes
โœ“ Yes
Proofpoint
No
No
โš  Yes
No
No

Checked via [email protected] ยท 2026-03-19 01:50:50 UTC ยท โ†บ Refresh

MX Hostnames

  • mxb-007e5801.gslb.pphosted.com
  • mxa-007e5801.gslb.pphosted.com

MX Priorities

  • mxb-007e5801.gslb.pphosted.com: 10
  • mxa-007e5801.gslb.pphosted.com: 10

A / AAAA Records

  • 155.70.55.25 (no PTR)
  • 155.70.44.25 (no PTR)
  • 2001:428:b21:16:155:70:66:11 (no PTR)
  • 2001:428:b20:16:155:70:118:11 (no PTR)

Mail Server IPs

  • 205.220.178.108 โ†ฉ mx0b-007e5801.pphosted.com
  • 205.220.166.108 โ†ฉ mx0a-007e5801.pphosted.com

SOA Record

Raw SOA authns2.qwest.net abuse.aup.lumen.com 2260313001 900 300 604800 300
Primary NS (mname)
authns2.qwest.net
Admin Email (rname)
abuse@aup.lumen.com
Serial
2260313001
Refresh
900s
Retry
300s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

authns2.qwest.net
authns1.qwest.net

SPF Record

โœ“ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:_spf.salesforce.com ~all
๐Ÿ“Š DNS lookups: 2/10
~ Soft fail (~all) โ€” moderate enforcement

DMARC Record

โœ“ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
โœ“ Reject โ€” strongest protection
๐Ÿ“‹ SPF alignment: Relaxed ยท DKIM alignment: Relaxed
๐Ÿ“ง Reports โ†’ mailto:[email protected]

DKIM Selectors

โœ“ 3 found
default._domainkey
s1._domainkey
s2._domainkey
โœ“ Public key: 216 chars (valid)
โœ“ DKIM properly configured for selector: default

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

24 records
  • J6D1LApuV7QUcQwp3V8eOuaC8Nx0DiIure3ZA0Q3MKcNb2YwvaiFHH4RmPMYcRBN+KacuvQTgj6Gl2VcciqQsw==
  • ciscocidomainverification=1b40d6ea93827771ccd6884270921863507f03068795e8ffb675ca727d777843
  • r/fkU3trSEM8+QCJMOPhfiurFTDtXgrev7XXG6p4U7ew81OoInYwNabmKBXweE+7yZDnAenBJ55qVL7MYOLlmw==
  • atlassian-domain-verification=B9cb38vQ0e4rN5v0/k2Q1/I4Wf48LlXj5QSIkboheSGYbGS+KcokpAfG1n3Ez7Vl
  • adobe-idp-site-verification=433cdb79da22d958ed93f9cff11b5eeb637b78254e376e8a4c2e53b1f78f952c
  • atlassian-domain-verification=F6OBkgGxZofmw0qMxtQjV7RhIfcbOt3ldwp6I4RTYRPqcPQGtiflmCpoFvUrELh2
  • MS=ms15583092
  • google-site-verification=eUM7qVFcN09vmV8uDgpUgqTODo622w1fBSjXjEp_tk4
  • SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:_spf.salesforce.com ~all
  • google-site-verification=8kk_hc4rNlCcgObCpJ4Tq_zMBFdcqhHcqm-MshnTrF8
  • google-site-verification=eKuWhd04Pr_SAwILUDL0ef8SRlCXE9JPI27hW2m6AcQ
  • google-site-verification=pkDDhldI-SOaYp-udnFsIEtZuYWSnoRBSYpT_h_AKTA
  • _yq9l2feckqku9yfzn1wpn5wqik2bdg3
  • ciscocidomainverification=491264f86a435b40ecf5b45fe696520f1fea0d74e6d802c6bfa8f88dd1c42876
  • _etait8chbnpqdd4zrjdyphetijy51vm
  • citrix.mobile.ads.otp=uwyegxiq71vl4t43ndh0kerk
  • miro-verification=1a7b8a6cc4dfc40c718fa9a98e29fb06d4f8a63a
  • apple-domain-verification=ynfOI0LBhiDkUkz0
  • facebook-domain-verification=oz54xjolrdi9w3io124i8sgxvr5qa3
  • _f7sz901c59paxpgyje5cjizhulk8e50
  • 6RF75J197YNY1COZ4J13C5PK02SW2QVWKP51S5C1
  • google-site-verification=qH2dld9b3rGjMGkhfFqe25p23wXfrZBDPh1ej8i1ZBM
  • ibmid=17c9cbbe-1b1d-470e-a46c-0bf565d84599
  • adobe-sign-verification=6ab640d036282542165a7b71b870628
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