mail.polyprep.org - dns.ninja

`mail.polyprep.org`

DNSSEC

⚠️ Not signed

`polyprep.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:45a1^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:d25a^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.69.161^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.210.90^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rajeev.ns.cloudflare.com` ⭐
NS	`venus.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
TXT	`anthropic-domain-verification-nfgcx1=cVWRSaEdmtEGQ3abR8voFw51F`
TXT	`autodesk-domain-verification=l_oBL8OVD_3wCiUQHjd8`
TXT	`id123:polyprep.org:c9d1d12e3c0e50125814a6f18dcc96cf8bf607a3`
TXT	`jamf-site-verification=PyncmDajyKQTNlPjCSDcAA`
TXT	`uber-domain-verification=7607f60c-c147-44bb-99b1-d29c85b50cbe`
TXT	`v=spf1 mx include:_spf.google.com include:outboundmail.blackbaud.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.69.161, 172.67.210.90
		IPv6 hints	2606:4700:3035::6815:45a1, 2606:4700:3037::ac43:d25a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=99, name=cloudflare-ech.com
SOA	`rajeev.ns.cloudflare.com`dns@cloudflare.com serial=2407722810

Previously MX for

polyprep.org

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DNS History

1 record (0 active, 1 former)

○A47.19.84.2002015-07-04 → 2016-06-05 · 4 obs

● 2015-07-04 16:21:14
● 2016-06-05 08:22:12
○ 2026-05-08 12:04:54
○ 2026-06-24 12:14:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
polyprep.org	rajeev.ns.cloudflare.com, venus.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.235

NS records: rajeev.ns.cloudflare.com, venus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polyprep.org (unsigned zone)

⏱️ Timing

Total: 375ms | Queries: -

📄 Records

Type	Count	Sample Data