23
records
IPv4 Addresses
TTL
alcschools.com. 300 IN A 104.26.14.94 alcschools.com. 300 IN A 104.26.15.94 alcschools.com. 300 IN A 172.67.68.244
IPv6 Addresses
TTL
alcschools.com. 300 IN AAAA 2606:4700:20:0:0:0:681A:E5E alcschools.com. 300 IN AAAA 2606:4700:20:0:0:0:681A:F5E alcschools.com. 300 IN AAAA 2606:4700:20:0:0:0:AC43:44F4
Name Servers
TTL
alcschools.com. 1200 IN NS brit.ns.cloudflare.com. alcschools.com. 1200 IN NS mark.ns.cloudflare.com.
Mail Servers
TTL
alcschools.com. 300 IN MX 0 alcschools-com.mail.protection.outlook.com.
SOA Details
TTL
20m
SOA
Responsible
dns.cloudflare.com
SOA
Serial
2400565280
SOA
Times
Refresh
2h
Retry
40m
Expire
7d
Minimum TTL
30m
alcschools.com. 1200 IN SOA brit.ns.cloudflare.com. dns.cloudflare.com. 2400565280 10000 2400 604800 1800
Certificate Authority Authorization
TTL
No CAA records were returned at this registrable domain name. With no CAA policy, any public certificate authority (CA) may issue TLS certificates for names under this zone unless a parent publishes CAA; add issue / issuewild / iodef records to restrict issuance.
DMARC
TTL
DMARC
Policy
Organizational policy (p): how receivers treat mail that fails aligned DMARC checks — none (monitor only), quarantine (often junk), or reject (block).
none
quarantine
reject
5m
DMARC
Subdomain Policy
Subdomain policy (sp): when set, it applies to hostnames below this domain instead of p; if omitted, subdomains inherit the organizational policy.
none
quarantine
reject
DMARC
Percentage
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100
DMARC
RUA
mailto:[email protected]
mailto:[email protected]!10m
Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
DMARC
RUF
mailto:[email protected]!10m
Forensic (per-failure) reports. Often omitted for privacy or volume.
alcschools.com. 300 IN DMARC v=DMARC1; p=reject; sp=none; pct=100; aspf=r; rf=afrf; ri=86400; rua=mailto:[email protected], mailto:[email protected]!10m; ruf=mailto:[email protected]!10m;
DKIM
TTL
DKIM
Selector
selector1
v=DKIM1
k=rsa
20m
Public Key
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDJOmHAb5GNonzqw6ts...
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDJOmHAb5GNonzqw6tsx9D8zAXH9qLSgUvU1Y+e3Tzfu882pjfmvDVFbqP94Rp3X31up4GOe0hqkiw+nDhidf4AIVCrz+65j5+pfYqCywJv0GK6vHXPgm7O4MViqltzVG+Tq/JMsAl9TIuCkuTFiXBDrI9WUDJhEVELDMz+Jgkw2wIDAQAB
alcschools.com. 1200 IN DKIM v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDJOmHAb5GNonzqw6tsx9D8zAXH9qLSgUvU1Y+e3Tzfu882pjfmvDVFbqP94Rp3X31up4GOe0hqkiw+nDhidf4AIVCrz+65j5+pfYqCywJv0GK6vHXPgm7O4MViqltzVG+Tq/JMsAl9TIuCkuTFiXBDrI9WUDJhEVELDMz+Jgkw2wIDAQAB;
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | ip4 |
|
||
| + Pass | ip4 |
|
||
| + Pass | ip4 |
|
||
| + Pass | ip4 |
|
||
| + Pass | include |
|
||
| + Pass | include |
|
||
| + Pass | include |
|
||
| + Pass | include |
|
||
| + Pass | include |
|
||
| ~ Softfail | all |
—
|
|
SPF issues
- "_spf.atlassian.netinclude:spf.protection.outlook.com" is not a valid SPF domain name (FQDN).
1m
alcschools.com. 60 IN TXT "v=spf1 ip4:208.117.120.178 ip4:63.234.206.250 ip4:64.156.34.74 ip4:98.186.234.157 include:sendgrid.net include:amazonses.com include:_spf.salesforce.com include:495008.spf06.hubspotemail.net include:_spf.atlassian.netinclude:spf.protection.outlook.com ~all"
MTA-STS
TTL
This hostname does not publish an MTA-STS policy (no v=STSv1 TXT at _mta-sts.<name> and/or no policy at https://mta-sts.<name>/.well-known/mta-sts.txt).
Text Content
TTL
MS=ms15656392
1m
Sendinblue-code:7ac36f810b42c8f22955353024a8b9b3
1m
amazonses:+kC9Lir3GZsMhrfVKb3/wHu/6DXJ8OzdFJhEuoMX6Dw=
1m
apple-domain-verification=6tfaHqrFySV3VJbq
1m
atlassian-domain-verification=iC8cefdVRyHuqzTlibJ/c2w5SK4jGZOK8XFG3nb7tibE5wegnUor/YaHPplAHw/C
1m
atlassian-sending-domain-verification=8fcdd2a3-848d-4c37-b84b-e89fd7f7247d
1m
dropbox-domain-verification=wduu3t5fbi0f
1m
google-site-verification=VeXo1Mbb1M_sJfW6C_Da-vGoGcE6RQb5fjcz8avljRg
1m
knowbe4-site-verification=55d238d96f67d3a85efd2d98ab8c79c1
1m
logmein-verification-code=0784d850-1209-4f69-8be9-46cfe9e9b6f0
1m
alcschools.com. 60 IN TXT "MS=ms15656392" alcschools.com. 60 IN TXT "Sendinblue-code:7ac36f810b42c8f22955353024a8b9b3" alcschools.com. 60 IN TXT "amazonses:+kC9Lir3GZsMhrfVKb3/wHu/6DXJ8OzdFJhEuoMX6Dw=" alcschools.com. 60 IN TXT "apple-domain-verification=6tfaHqrFySV3VJbq" alcschools.com. 60 IN TXT "atlassian-domain-verification=iC8cefdVRyHuqzTlibJ/c2w5SK4jGZOK8XFG3nb7tibE5wegnUor/YaHPplAHw/C" alcschools.com. 60 IN TXT "atlassian-sending-domain-verification=8fcdd2a3-848d-4c37-b84b-e89fd7f7247d" alcschools.com. 60 IN TXT "dropbox-domain-verification=wduu3t5fbi0f" alcschools.com. 60 IN TXT "google-site-verification=VeXo1Mbb1M_sJfW6C_Da-vGoGcE6RQb5fjcz8avljRg" alcschools.com. 60 IN TXT "knowbe4-site-verification=55d238d96f67d3a85efd2d98ab8c79c1" alcschools.com. 60 IN TXT "logmein-verification-code=0784d850-1209-4f69-8be9-46cfe9e9b6f0"