25
records
IPv4 Addresses
TTL
simplylearn.com. 300 IN A 104.21.21.143 simplylearn.com. 300 IN A 172.67.199.30
IPv6 Addresses
TTL
simplylearn.com. 300 IN AAAA 2606:4700:3035:0:0:0:AC43:C71E simplylearn.com. 300 IN AAAA 2606:4700:3037:0:0:0:6815:158F
Name Servers
TTL
simplylearn.com. 1200 IN NS cameron.ns.cloudflare.com. simplylearn.com. 1200 IN NS shubhi.ns.cloudflare.com.
Mail Servers
TTL
simplylearn.com. 300 IN MX 10 mx.zoho.eu. simplylearn.com. 300 IN MX 20 mx2.zoho.eu. simplylearn.com. 300 IN MX 50 mx3.zoho.eu.
SOA Details
TTL
20m
SOA
Responsible
dns.cloudflare.com
SOA
Serial
2404156579
SOA
Times
Refresh
2h
Retry
40m
Expire
7d
Minimum TTL
30m
simplylearn.com. 1200 IN SOA cameron.ns.cloudflare.com. dns.cloudflare.com. 2404156579 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]
Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
DMARC
RUF
mailto:[email protected]
Forensic (per-failure) reports. Often omitted for privacy or volume.
simplylearn.com. 300 IN DMARC v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; adkim=r; aspf=r; pct=100
DKIM
TTL
DKIM
Selector
selector1
v=DKIM1
k=rsa
20m
Public Key
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA04412Tv6bi3A...
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA04412Tv6bi3Ai2r37WKFCKabmKM0Kd6U9oM5nmCcYdcR1l4os1yLQDwsCLcroody4BHbLQAWVe4DL+NPTh9rad5jIwsysEpBMJ7jI/5C0zQECfKyzuZ+lBy41EeiY1TzqlKI7U+7/cGf89F5lyzu+Lqals8T1/E6TSrWunoiWS6+I/fer2Itci50OrbZZ9kjuUEEE0thBkmC/rEZ4qTyGn4xk2RLs2qFPSkQQgl4H4XzBqz3ZuaU52kxjMmUhp7lj4PW4+DN6xLyacoykiY1BZ6ycShVrMeOX30nWQdA75OtBH3RDudC4YlcGNn5r3IErHnAax5f7E+6qX2vAiX8eQIDAQAB
simplylearn.com. 1200 IN DKIM v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA04412Tv6bi3Ai2r37WKFCKabmKM0Kd6U9oM5nmCcYdcR1l4os1yLQDwsCLcroody4BHbLQAWVe4DL+NPTh9rad5jIwsysEpBMJ7jI/5C0zQECfKyzuZ+lBy41EeiY1TzqlKI7U+7/cGf89F5lyzu+Lqals8T1/E6TSrWunoiWS6+I/fer2Itci50OrbZZ9kjuUEEE0thBkmC/rEZ4qTyGn4xk2RLs2qFPSkQQgl4H4XzBqz3ZuaU52kxjMmUhp7lj4PW4+DN6xLyacoykiY1BZ6ycShVrMeOX30nWQdA75OtBH3RDudC4YlcGNn5r3IErHnAax5f7E+6qX2vAiX8eQIDAQAB;
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | include |
|
||
| + Pass | include |
|
||
| + Pass | include |
|
||
| + Pass | include |
|
||
| ~ Softfail | all |
—
|
|
5m
simplylearn.com. 300 IN TXT "v=spf1 include:_spf.google.com include:eu.zcsend.net include:one.zoho.eu include:user.zohobookings.eu ~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=ms10909872
5m
google-site-verification=Lg0WcZbVcxxEe-vjejvlTt6APv7snqyzWDI4_1fIkbo
5m
google-site-verification=PP-qxumOa5nNaaqBB4Jg-xS6hS1rHuMKt0gy08tKLNw
5m
google-site-verification=UAeltO-I3k9-mtRuS8aqPi24p2J8xUsOD9-GboNEi40
5m
openai-domain-verification=dv-eNh76sw5y2HmLjjGrEjPTegR
5m
zoho-verification=zb21150878.zmverify.zoho.eu
5m
TXT
—
HWNVPEKYHCTASEI2MF02ANUQSLIZ0QUFAJU1OL3I
5m
TXT
—
d95ph1p.bookings.cs.zohohost.eu
5m
simplylearn.com. 300 IN TXT "MS=ms10909872" simplylearn.com. 300 IN TXT "google-site-verification=Lg0WcZbVcxxEe-vjejvlTt6APv7snqyzWDI4_1fIkbo" simplylearn.com. 300 IN TXT "google-site-verification=PP-qxumOa5nNaaqBB4Jg-xS6hS1rHuMKt0gy08tKLNw" simplylearn.com. 300 IN TXT "google-site-verification=UAeltO-I3k9-mtRuS8aqPi24p2J8xUsOD9-GboNEi40" simplylearn.com. 300 IN TXT "openai-domain-verification=dv-eNh76sw5y2HmLjjGrEjPTegR" simplylearn.com. 300 IN TXT "zoho-verification=zb21150878.zmverify.zoho.eu" simplylearn.com. 300 IN TXT "HWNVPEKYHCTASEI2MF02ANUQSLIZ0QUFAJU1OL3I" simplylearn.com. 300 IN TXT "d95ph1p.bookings.cs.zohohost.eu"
DNSSEC Public Keys
TTL
DNSKEY
256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==
20m
DNSKEY
257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
20m
simplylearn.com. 1200 IN DNSKEY 256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA== simplylearn.com. 1200 IN DNSKEY 257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
Delegation Signer
TTL
DS
2371 13 2 053B85656022B4AD17E2A7934E39EA2AFD86F39BAFEB20CC78B14F06DCDEC8C2
20m
simplylearn.com. 1200 IN DS 2371 13 2 053B85656022B4AD17E2A7934E39EA2AFD86F39BAFEB20CC78B14F06DCDEC8C2
DNSSEC Next Secure
TTL
NSEC
.simplylearn.com ["TYPE65", "TYPE64", "TYPE61", "TYPE60", "TYPE59", "TYPE55", "TYPE53", "TYPE52", "DNSKEY", "NSEC", "RRSIG", "TYPE44", "TYPE37", "TYPE35", "SRV", "TYPE29", "AAAA", "TXT", "MX", "TYPE13", "SOA", "NS", "A", "CAA", "TYPE256"]
20m
simplylearn.com. 1200 IN NSEC .simplylearn.com ["TYPE65", "TYPE64", "TYPE61", "TYPE60", "TYPE59", "TYPE55", "TYPE53", "TYPE52", "DNSKEY", "NSEC", "RRSIG", "TYPE44", "TYPE37", "TYPE35", "SRV", "TYPE29", "AAAA", "TXT", "MX", "TYPE13", "SOA", "NS", "A", "CAA", "TYPE256"]