Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
slack.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 16:22:45 UTC · ↺ Refresh
MX Hostnames
- aspmx2.googlemail.com
- alt2.aspmx.l.google.com
- aspmx3.googlemail.com
- alt1.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- aspmx2.googlemail.com: 10
- aspmx3.googlemail.com: 10
A / AAAA Records
- 34.231.24.224 ↩ ec2-34-231-24-224.compute-1.amazonaws.com
- 34.196.46.202 ↩ ec2-34-196-46-202.compute-1.amazonaws.com
- 54.225.153.205
- 34.225.62.185
- 52.73.140.59
- 54.147.59.169
- 34.204.109.226
- 3.95.117.96
- 34.193.255.5
- 34.205.195.66
- 3.210.88.6
- 54.163.235.119
- 34.202.253.6
- 54.92.199.186
- 34.203.97.10
Mail Server IPs
- 192.178.218.27 ↩ yuiadtq-in-f27.1e100.net
- 2607:f8b0:4004:c25::1b ↩ yuiadtq-in-f27.1e100.net
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
- 2607:f8b0:4004:c1f::1b ↩ pd-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2607:f8b0:4004:c25::1a ↩ yuiadtq-in-f26.1e100.net
SOA Record
Raw SOA
ns-1493.awsdns-58.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 300
Primary NS (mname)
ns-1493.awsdns-58.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns-1901.awsdns-45.co.uk
ns-606.awsdns-11.net
ns-1493.awsdns-58.org
ns-166.awsdns-20.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.qualtrics.com include:mail.zendesk.com include:_spfextra.slack.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;fo=1:d:s;pct=100;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
12 records- google-site-verification=QvelFPjIOe3Vavw0q-aAVYaAPKmWCRjmmVVEAjgfjQc
- google-site-verification=efuXt5-oMr2CdNmVi6A9IO29KMKifpseD1qokxjWwcE
- google-site-verification=kB1KvgpSk9YkHsFmsj1VPI5YmDvfKctPxnplhGjyqtE
- google-site-verification=o2grd1TLmZZ8GrqbhVIFtzO2MRLTtSUpBBIBYfhQVCQ
- google-site-verification=v-LLB__IhraaI7ZzuE3jvRFIm2vERPLzWoepAEZJtKQ
- hubspot-developer-verification=OTE4NzYxYTgtMDUwZi00MzgzLTk2YTUtZDAwNjBlODg1MWM0
- spycloud-domain-verification=02e4c0be-cf43-44e4-beaf-4f99702ca632
- SPFv=spf1 include:_spf.qualtrics.com include:mail.zendesk.com include:_spfextra.slack.com -all
- OSSRH-54733
- _0vidyxobp6x350odqhb4fo7fdxhmtq3
- google-site-verification=2PK67oVPNyEtS1avSlr3PhH5nSiFuticbQv_bT4pM2k
- google-site-verification=KqX3Ngw0XEjz_0GVx_xwFFlCoO-bskhqU_lxv0Q77mk
Full email verification for slack.com
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