Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
twitter.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 18:54:31 UTC · ↺ Refresh
MX Hostnames
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
A / AAAA Records
- 162.159.140.229
Mail Server IPs
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 172.253.115.26 ↩ bg-in-f26.1e100.net
- 2607:f8b0:4004:c09::1a ↩ bh-in-f26.1e100.net
SOA Record
Raw SOA
a.u06.twtrdns.net noc.twitter.com 2024141763 3600 600 604800 7200
Primary NS (mname)
a.u06.twtrdns.net
Admin Email (rname)
noc@twitter.com
Serial
2024141763
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
7200s
Nameservers (NS)
c.r06.twtrdns.net
c.u06.twtrdns.net
d.r06.twtrdns.net
d.u06.twtrdns.net
a.r06.twtrdns.net
a.u06.twtrdns.net
b.r06.twtrdns.net
b.u06.twtrdns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:199.16.156.0/22 ip4:199.59.148.0/22 ip4:8.25.194.0/23 ip4:8.25.196.0/23 ip4:204.92.114.203 ip4:204.92.114.204/31 include:_spf.google.com include:_thirdparty.twitter.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
google._domainkey
dkim._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
23 records- wrike-verification=MjU4MTA5MjoyN2UzNDc1MjU3MDZiZTY4NjBiNzliNDQ2OTUwNWY3NmM5NDgyMTBlYzFkNTcwYTE2YWNmZDdkNTY2ZmE4Yzlh
- stripe-verification=46F7B88485621DC18923B43D12E90E6CDBCE232F2FEBCF084E6EFA91F6BA707D
- google-site-verification=q1ghWjGLX9Ba-Gy_B4n_pAgC_mQYzWmQpOD8CMWl_Hw
- google-site-verification=F2uUiLUsD6kQlpUVQzxUM3PHa0uPo5GBS84SCG8QwXI
- google-site-verification=600dQ0pZYsH2xOFt4hYmf5f5NpjCbWE_qk5Y04dErYM
- canva-site-verification=lMnZ3wMh7c1uqZqa-cxZTg
- atlassian-domain-verification=j6u0o1PTkobCXC84uEF/sWpIPtaZURBVYqKzmTvT8wugLcHT1vvrzzA63iP1qSLN
- google-site-verification=h6dJIv0HXjLOkGAotLAWEzvoi9SxqP4vjpx98vrCvvQ
- loom-site-verification=638c6bc173b9458997f64d305bf42499
- 0a8c0fc6-bfa5-4ea7-b09b-87f2989022d6
- MS=BEE202D20C326867290BDEFA2DDDF4594B5D6860
- google-site-verification=TNhAkfLUeIbzzzSgPNxS5aEkKMf3aUcpPmCK1_kmIvU
- SPFv=spf1 ip4:199.16.156.0/22 ip4:199.59.148.0/22 ip4:8.25.194.0/23 ip4:8.25.196.0/23 ip4:204.92.114.203 ip4:204.92.114.204/31 include:_spf.google.com include:_thirdparty.twitter.com -all
- traction-guest=a4d0248d-fe01-4222-8fcc-33f68323e667
- bj6sbt5xqs9hw9jrfvz7hplrg0l680sb
- mixpanel-domain-verify=164dda91-31f4-41e8-a816-0f59b38fea30
- traction-guest=6882b04e-4188-4ff9-8bb4-bff5a3d358e6
- adobe-idp-site-verification=a2ff8fc40c434d1d6f02f68b0b1a683e400572ab8c1f2c180c71c3d985b9270a
- slack-domain-verification=9oO8P4Glf4252QJDOg4rHGs6KlSkBuI5ZVmWRO8d
- apple-domain-verification=zd1iHoEO9LILEQIq
- miro-verification=6e1ca9ad6d0c2cd2e4186141265f23ed618cfe37
- linear-domain-verification=t5iq7e7nbw5w
- google-site-verification=P9-NRZ0gaRKRGNDOXOjct5XETPtr3P9D-XA8HnlbAy4
Full email verification for twitter.com
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