23
records
Name Servers
TTL
20m
20m
20m
20m
blockchair.com. 1200 IN NS dns3.cloudns.net. blockchair.com. 1200 IN NS dns4.cloudns.net. blockchair.com. 1200 IN NS dns7.cloudns.net. blockchair.com. 1200 IN NS dns8.cloudns.net.
SOA Details
TTL
20m
SOA
Responsible
support.cloudns.net
SOA
Serial
2026042102
SOA
Times
Refresh
2h
Retry
30m
Expire
14d
Minimum TTL
1h
blockchair.com. 1200 IN SOA dns3.cloudns.net. support.cloudns.net. 2026042102 7200 1800 1209600 3600
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
20m
DMARC
Percentage
pct: share of mail that gets quarantine/reject; 100 = all failing messages (default).
100
DMARC
RUA
Aggregate DMARC reports (ZIP/XML). Optional but recommended for visibility.
No aggregate report URIs (RUA).
DMARC
RUF
Forensic (per-failure) reports. Often omitted for privacy or volume.
No forensic report URIs (RUF).
blockchair.com. 1200 IN DMARC v=DMARC1;p=none
DKIM
TTL
DKIM
Selector
mail
v=DKIM1
k=rsa
5m
Public Key
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCbPnJCnsdjAm8NNXas...
MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCbPnJCnsdjAm8NNXasZDhF8HRa0yskMyWw/Xc9urrmMONdu/xl2qdgJjIKrw0Fqh8opuVedtJ8mHjlwTc222lmLhpdVmdI6UPfpiPfet/RWixFK7o5zB8WCDGJkBKK568SNumujKN+7QiZJLfLrX7Yem0qLvz+AmO62eajHoaCCQIDAQAB
blockchair.com. 300 IN DKIM v=DKIM1; k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCbPnJCnsdjAm8NNXasZDhF8HRa0yskMyWw/Xc9urrmMONdu/xl2qdgJjIKrw0Fqh8opuVedtJ8mHjlwTc222lmLhpdVmdI6UPfpiPfet/RWixFK7o5zB8WCDGJkBKK568SNumujKN+7QiZJLfLrX7Yem0qLvz+AmO62eajHoaCCQIDAQAB
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| Modifier | redirect |
|
20m
blockchair.com. 1200 IN TXT "v=spf1 redirect=_spf.yandex.net"
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
google-site-verification=bcVXY43oJHdiE9aLKRzagMbIZ3GDeC9T8f0Ko8XmhEg
20m
openai-domain-verification=dv-YImfDvSy2iJkwaxVvChj54Od
20m
TXT
—
include:6286020.spf08.hubspotemail.net
20m
blockchair.com. 1200 IN TXT "google-site-verification=bcVXY43oJHdiE9aLKRzagMbIZ3GDeC9T8f0Ko8XmhEg" blockchair.com. 1200 IN TXT "openai-domain-verification=dv-YImfDvSy2iJkwaxVvChj54Od" blockchair.com. 1200 IN TXT "include:6286020.spf08.hubspotemail.net"
DNSSEC Public Keys
TTL
DNSKEY
256 3 13 t4J8d/v0o6TqErpNjfO+fvQCuBjrZh9lYmdh1MDhZb/kjT+QVw30X7B0wjeIbGZ/NryJheHWiXDsTPMjZxEZxg==
20m
DNSKEY
257 3 13 Wt9eqhy2nFfQXPUrWheGIGJlPNITqzsuLlhEFRx4gPTC2YForq9O/Omwd37vxRakhMpGjaA+nEJOW/y0J3wI8Q==
20m
blockchair.com. 1200 IN DNSKEY 256 3 13 t4J8d/v0o6TqErpNjfO+fvQCuBjrZh9lYmdh1MDhZb/kjT+QVw30X7B0wjeIbGZ/NryJheHWiXDsTPMjZxEZxg== blockchair.com. 1200 IN DNSKEY 257 3 13 Wt9eqhy2nFfQXPUrWheGIGJlPNITqzsuLlhEFRx4gPTC2YForq9O/Omwd37vxRakhMpGjaA+nEJOW/y0J3wI8Q==
DNSSEC Signatures
TTL
RRSIG
NS 13 2 3600 1779346748 1776754748 50989 blockchair.com /e765k5/3ajRWDwckUaM2H8XrPrCkvyVDpUbGAXW9XfDtG2OlIeY6Sux+doanBUfvwTL+GhZSZkGZQNUHyIfuw==
20m
RRSIG
A 13 2 60 1779346748 1776754748 50989 blockchair.com +Z/59G0S9RifB0FxFG5Wcm3Ga3i8Y5nbwWHPHA4pQ1FKJ3pekKzwjXVKK3SjSL8N2SkcF8lzBsArWc5pjIw0qg==
1m
RRSIG
MX 13 2 300 1779346748 1776754748 50989 blockchair.com COLsn5EYVZdwfMsdsa430XvmnjwSZgnnmVBoCFzJQWuQXiV9wuGXSNnXetugvaSIWuUSguHvLM9MGnpEnv29Mg==
5m
RRSIG
TXT 13 2 3600 1779346748 1776754748 50989 blockchair.com e7rKhHJWXoKHABbHy04cq57Ex4aEIlyDJHUQcv2dJGGFVfb5sStDzbOO5U1F2Z1iSMcG2RuyqUMJfpsSN15Vog==
20m
RRSIG
DNSKEY 13 2 3600 1779346748 1776754748 18223 blockchair.com eN3XAgvCDhtTtRCcyKc1kOYNnVeJjEl7e+dY/kqtckcAkXFZpOK80+m/fTtH5n9xq2d1r4YpWLJzI19mrwARdw==
20m
RRSIG
DNSKEY 13 2 3600 1779346748 1776754748 50989 blockchair.com +npwbL25SCLshYTDOoEsDkYA4WLY+cmmouseovbcw4YyGXpfeQLbj7gquuRAi/7UzaRA3K0AMFAgQkGy/KiqqA==
20m
RRSIG
TYPE51 13 2 0 1779346748 1776754748 50989 blockchair.com mUynMap+K1b9/snjkN1v5OBiI7vr0fkukhc93qsQPmLnBFVtqW4iB2bVtDymFUPFUvr7C5aOb2gwdFiCfhIYOg==
10s
RRSIG
SOA 13 2 3600 1779346748 1776754748 50989 blockchair.com or1+dGIj4qhosOTPaSsR6v2xD1hkIPrPcUzLurc0RLh9vlbjff+JCWU+AUxknoBZV62S+QvfvLeTXjIB4d+Nkg==
20m
blockchair.com. 1200 IN RRSIG NS 13 2 3600 1779346748 1776754748 50989 blockchair.com /e765k5/3ajRWDwckUaM2H8XrPrCkvyVDpUbGAXW9XfDtG2OlIeY6Sux+doanBUfvwTL+GhZSZkGZQNUHyIfuw== blockchair.com. 60 IN RRSIG A 13 2 60 1779346748 1776754748 50989 blockchair.com +Z/59G0S9RifB0FxFG5Wcm3Ga3i8Y5nbwWHPHA4pQ1FKJ3pekKzwjXVKK3SjSL8N2SkcF8lzBsArWc5pjIw0qg== blockchair.com. 300 IN RRSIG MX 13 2 300 1779346748 1776754748 50989 blockchair.com COLsn5EYVZdwfMsdsa430XvmnjwSZgnnmVBoCFzJQWuQXiV9wuGXSNnXetugvaSIWuUSguHvLM9MGnpEnv29Mg== blockchair.com. 1200 IN RRSIG TXT 13 2 3600 1779346748 1776754748 50989 blockchair.com e7rKhHJWXoKHABbHy04cq57Ex4aEIlyDJHUQcv2dJGGFVfb5sStDzbOO5U1F2Z1iSMcG2RuyqUMJfpsSN15Vog== blockchair.com. 1200 IN RRSIG DNSKEY 13 2 3600 1779346748 1776754748 18223 blockchair.com eN3XAgvCDhtTtRCcyKc1kOYNnVeJjEl7e+dY/kqtckcAkXFZpOK80+m/fTtH5n9xq2d1r4YpWLJzI19mrwARdw== blockchair.com. 1200 IN RRSIG DNSKEY 13 2 3600 1779346748 1776754748 50989 blockchair.com +npwbL25SCLshYTDOoEsDkYA4WLY+cmmouseovbcw4YyGXpfeQLbj7gquuRAi/7UzaRA3K0AMFAgQkGy/KiqqA== blockchair.com. 10 IN RRSIG TYPE51 13 2 0 1779346748 1776754748 50989 blockchair.com mUynMap+K1b9/snjkN1v5OBiI7vr0fkukhc93qsQPmLnBFVtqW4iB2bVtDymFUPFUvr7C5aOb2gwdFiCfhIYOg== blockchair.com. 1200 IN RRSIG SOA 13 2 3600 1779346748 1776754748 50989 blockchair.com or1+dGIj4qhosOTPaSsR6v2xD1hkIPrPcUzLurc0RLh9vlbjff+JCWU+AUxknoBZV62S+QvfvLeTXjIB4d+Nkg==