prestolabs.io

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
prestolabs.io
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-27 20:56:32 UTC · ↺ Refresh

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MX Hostnames

  • aspmx3.googlemail.com
  • aspmx2.googlemail.com
  • alt2.aspmx.l.google.com
  • aspmx5.googlemail.com
  • alt1.aspmx.l.google.com
  • aspmx4.googlemail.com
  • aspmx.l.google.com

MX Priorities

  • aspmx2.googlemail.com: 5
  • aspmx3.googlemail.com: 5
  • aspmx4.googlemail.com: 5
  • aspmx5.googlemail.com: 5
  • aspmx.l.google.com: 1
  • alt1.aspmx.l.google.com: 3
  • alt2.aspmx.l.google.com: 3

A / AAAA Records

  • 76.76.21.21

Mail Server IPs

  • 108.177.123.26 ↩ lcscld-in-f26.1e100.net
  • 2800:3f0:4003:c0f::1a (no PTR)
  • 172.253.116.27 ↩ dj-in-f27.1e100.net
  • 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
  • 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
  • 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
  • 172.253.157.27 ↩ yubrupd-in-f27.1e100.net
  • 2a00:1450:400c:c23::1a ↩ yubrupd-in-f26.1e100.net
  • 142.251.179.26 ↩ pd-in-f26.1e100.net
  • 2607:f8b0:4004:c0b::1a ↩ bj-in-f26.1e100.net

SOA Record

Raw SOA ns-487.awsdns-60.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-487.awsdns-60.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1857.awsdns-40.co.uk
ns-487.awsdns-60.com
ns-663.awsdns-18.net
ns-1089.awsdns-08.org

SPF Record

✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 1 found
google._domainkey
✓ Public key: 216 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

18 records
  • _1tmwa1c52ykfkqb5p2mpprbohye2p9g
  • _2u65d0i37j11x03uybe0vrgpeqp21l4
  • _3chyfhrie9nddoh8bt05ij4tm0p5mud
  • _9gp0siiga82523fi5a2ee9o0d5wx1r1
  • _mgbur7h4ly1tdgk7ock689xzrduuxsr
  • _pln0qarmsw5q1bcbsna1dk3iz48an35
  • _sjie0tn4kp4u9gfl0pulkzuh3f0uwgn
  • _vh1qnfopare7oas0v219k5rvak51uks
  • _w2kxyzeekhtge0m3u3t40pjwm687cxs
  • asv=37be35134e9b949062589041f726f71c
  • cursor-domain-verification-t0bx4x=BrDhnUsT9Lzn4T135iAIvwDbo
  • fr4j87bgqlhqdjghlv1821k9ls38p8zf
  • keybase-site-verification=b3rxq-rACBWAOfJFUG9wD3pVp5RcNobSLOI-r_OpVR4
  • notion-domain-verification=BeDVOq6Yt6yjetk0v4Nk6me90Hq9cbo7sYDErShnZ1u
  • notion-domain-verification=mjWybnURNEiytRHqNtAEIZTMP7nXYxlZZjbnquT6nZs
  • paloaltonetworks-site-verification=59a45787b4b94297887d9c0cece9c47875c5ba99d23ec1b0bc355a20e05b58cd
  • SPFv=spf1 include:_spf.google.com ~all
  • 1password-site-verification=MFBVI3RAU5BCDAQQAPMPIUE7I4
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