Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bc.edu
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 23:20:52 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 151.101.195.10
- 151.101.3.10
- 151.101.131.10
- 151.101.67.10
Mail Server IPs
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 172.253.63.27 ↩ bi-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1a ↩ ww-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::1a (no PTR)
SOA Record
Raw SOA
gidney.bc.edu dnsadmins.bc.edu 2201136100 300 3600 2419200 900
Primary NS (mname)
gidney.bc.edu
Admin Email (rname)
dnsadmins@bc.edu
Serial
2201136100
Refresh
300s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
a28-67.akam.net
a7-67.akam.net
a5-65.akam.net
a22-66.akam.net
a12-67.akam.net
a1-6.akam.net
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.google.com include:_spf.qualtrics.com include:relay.bc.edu ip4:104.45.175.206 ip4:136.167.10.75 ip4:216.147.212.20/30 ip4:52.224.142.128 ip4:72.15.208.71 ip4:54.236.128.150 ip4:64.74.237.230/31 -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected], mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
k1._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
19 records- SFMC-RaCFOiR4Dv-FmTwIIhaKEwi7cz7tFVvYj-N0RrcW
- adobe-idp-site-verification=ca41dbb72cd238627e8af63cf76b2958131db6da50d242f91cd56bced00d3c04
- MS=B874BC6797A6C1AA1B5914EFC33FFC97233D3252
- google-site-verification=ZYWr-XyLlo9aztrC1BKAFjryCkkhsDt7JGHhE5iqHAY
- google-site-verification=HGU0Yf349BxrrFvQ7X3x1ToRfbiW830yIja6nGPN1VQ
- atlassian-sending-domain-verification=6077bcf2-1d5d-4890-bd64-44595fe5f903
- apple-domain-verification=HDuJy1UMoAmBpFup
- google-site-verification=TlSuKjbwY8dtUcVnO3yvcmDDxu_NhmuXSwiQFjhYjGY
- sij7qofovndodvjgjhmgmkeof
- google-site-verification=VvEbyEb64ri6R67r1AK6RxRdFpaHB1rh-sDEVLCidPo
- cisco-ci-domain-verification=4eb590044c87ce7a3d440769d8e4727f27131ba17b2425e6fb171ccb9d5faf57
- e2ma-verification=i3t
- e2ma-verification=8figb
- e2ma-verification=eg2eb
- atlassian-domain-verification=Jm5pwFOAXtdC/LScI/SAI0LmJgxzYAtttWuzlGBfngg1e7K3tvmyvojEFvTZKCWB
- SPFv=spf1 include:_spf.google.com include:_spf.qualtrics.com include:relay.bc.edu ip4:104.45.175.206 ip4:136.167.10.75 ip4:216.147.212.20/30 ip4:52.224.142.128 ip4:72.15.208.71 ip4:54.236.128.150 ip4:64.74.237.230/31 -all
- 9CNHDYOSP11BLBLEDB6H886KG1ZSJVS8EDWNYINTH
- m98prj8e1ojp37v6rfok1fmodq
- box-domain-verification=f37b81f13b422b79c23aad733b3943e7cea833fd7e498e19c276d0283bb251ba
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