contentstack.com

Valid Email Server
Domain Lookup › contentstack.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
contentstack.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 05:59:45 UTC · ↺ Refresh

MX Hostnames

  • alt3.aspmx.l.google.com
  • alt2.aspmx.l.google.com
  • aspmx.l.google.com
  • alt1.aspmx.l.google.com
  • alt4.aspmx.l.google.com

MX Priorities

No priority data.

A / AAAA Records

  • 151.101.66.137
  • 151.101.2.137
  • 151.101.194.137
  • 151.101.130.137

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns-1286.awsdns-32.org
ns-1952.awsdns-52.co.uk
ns-472.awsdns-59.com
ns-747.awsdns-29.net

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.mlsend.com include:_spf.google.com include:mktomail.com include:_spf.salesforce.com include:stspg-customer.com include:spf.mandrillapp.com ip4:208.86.168.7 ip4:135.84.68.123 ip4:206.152.14.54 ip4:135.84.79.54 ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected],mailto:[email protected];ruf=mailto:[email protected],mailto:[email protected];fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]

DKIM Selectors

✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google

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

All TXT Records

63 records
  • loaderio=672dd95b2d374a697f294fe07ee880aa
  • loaderio=a4cda23c33a002c543b0e0928e2c08c7
  • loaderio=a63f31a64fd7c4192ff73461e5183f06
  • loom-verification=1582781166
  • loaderio=2c03cb9b5c57cd9e0ff6f1599029fb2e
  • docusign=3c953c04-c5c8-4c75-ad37-66de17c32f19
  • atlassian-domain-verification=xSnbCKSJnMN5Kocs3sb9ay8FsNCqmHZvoWwMHMM3zpSI5DLOQXhxtyLztExr2WHF
  • loaderio=2f5526c786ea639d2dd9c097cc648390
  • google-site-verification=V4ZR_Hid8NL0W28kzM3iiOVEgQW5XmMkNv2sQ9WTogU
  • atlassian-sending-domain-verification=d67e5dba-3b8e-4a52-a65a-0e80e3139501
  • google-site-verification=OIVSBw3a5yQGZ4r3DICTyM4FWSPC3qyGehTyd1SHXsY
  • loaderio=80eb7f8bae7ba6a2d37b26b29ee621ce
  • onetrust-domain-verification=fe0046d1f24d49e9a1ead1edb766cc08
  • loaderio=c04c3b2b1c8495fa47a7dfee245a5d7c
  • google-site-verification=I7GxM2jF2u-TEsJnsJIQKx-Grj1QcXlfRMz74GarREA
  • figma-domain-verification=10530207d8a773acca60ff5eba3ef247053b670cf16027f1cbb72676decb5db0-1762946473
  • loaderio=0580ec2354a5bdd18fc28309f039571f
  • whimsical=fe841fd343a314e799d6dacaf1cd65c6d9864a38
  • adobe-idp-site-verification=b3ed81a022197777abde802313c9f77d4e415e309b86d5c4e3691d152c5fb447
  • loaderio=dab1a84332a5127c38ff2589d7007771
  • 2CFCF86A2D
  • loaderio=e744e883a12b233aa2789f2517df8967
  • openai-domain-verification=dv-Ay61lyKtnKDc0higX8GhCz3n
  • Y02fCM6P5+j1hOZsUjNb+TaX2DJlAN+s5HODKfM+/EA=
  • loaderio=6539c373d925fe4fe40e43f2d818add7
  • loaderio=015e8e248d3661b241a68aebe0e97c5e
  • loaderio=8f9d89e87091384a5bfb882f526f2ab9
  • SPFv=spf1 include:_spf.mlsend.com include:_spf.google.com include:mktomail.com include:_spf.salesforce.com include:stspg-customer.com include:spf.mandrillapp.com ip4:208.86.168.7 ip4:135.84.68.123 ip4:206.152.14.54 ip4:135.84.79.54 ~all
  • google-site-verification=gr0KUXOvbjVrmFsRzvR1wU3BoqXjAFUnz0ihBy-f8BI
  • loaderio=52f178e20df836e952be42ba49f70a91
  • loaderio=12168e7682a87254df82fdbf522576f3
  • loaderio=7e61757b78bd5e6026bad9df898b1134
  • mongodb-site-verification=4FGoSLsfrq4RjemhRhqsH7Q7dmV57Jkc
  • box-domain-verification=7d3951242cd0f1dbe626ede3d28fb077c90e5fb489c467f0e40bf3171dfa239d
  • google-site-verification=4ZyvQrRLNRfEHFyODIxyWwUUfcDq4LVbJBAxRLduFQM
  • anthropic-domain-verification-qxnthq=cVbCIppClhy8DRsuJ6XzwQWPM
  • _globalsign-domain-verification=uJqsSX1GhpaZSFMhWB8VnlSbH-6c3GbKG4zsuqlwcx
  • loaderio=9f1b1f1f43ae07d50b7248602f2b8950
  • loaderio=1434f8f8f1cc320a736a33f9a78a2c15
  • brevo-code:f8df235febd437d383f33c5da7bd395c
  • docusign=ef962342-e887-465b-8e2e-bf13df6e8091
  • apple-domain-verification=LaYjooa7nNXaUnqV
  • loaderio=163d6dc5bcc2a0384b666f7342ed4152
  • 57410a1d8c953bd528e6846ca7f1053a9f56e2ac97d44c6de6d4aaf4e3595e2e
  • cursor-domain-verification-c4z85v=cAEONNs6Tv4YRuqig8qIB6x2c
  • loaderio=695702ef70281ccbb1accd617b8a95a9
  • loaderio=d078d544ad08e854f3d84cd582c09e46
  • loaderio=f23684edfd44b0c921ab7e398fc98378
  • status-page-domain-verification=tk5pzy8mq3fn
  • loaderio=c3287247c939624e35a21d5c81814545
  • loaderio=5300721011fd5a250f49ed22f5c32f65
  • drift-domain-verification=118c63ec24e1807863331e0fa3647fa0e94a150ab4a8e39ca84e9323b7c9ef40
  • loaderio=5894cb1a58e8d298e492b6cec868d721
  • _globalsign-domain-verification=B57sRQpmte4G4w-gavZbVNmmNsMxGp5kcL19UP2599
  • google-site-verification=yTLyb2U__HplqKXqC9TRl1Bg1Nu_JWBfTYO6lRdJYSc
  • loaderio=f31947517a162048e1887425a0f9930e
  • loaderio=8a74dee68a421c7f4eee58253e0aedfa
  • google-site-verification=sEtYg_6YwtjdsEle7YTGNAT2AjvPWBSRoEjJpxk5Wjc
  • status-page-domain-verification=cd7x43j184dq
  • loaderio=0023314dcd842c076e0fe009c3f2ef55
  • loaderio=c9813637c0f31b847bfe1eba2766d912
  • loaderio=bff2e0442ca6322d5e6b00243aa44530
  • MS=ms73293232
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