polyprep.org - dns.ninja

`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` ⭐
		A	2606:4700:58::adf5:3be0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rajeev.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rajeev.ns.cloudflare.com`
		A	108.162.193.224^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	172.64.33.224^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
		A	173.245.59.224^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rajeev.ns.cloudflare.com`
NS	`venus.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aeb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venus.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0eb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`venus.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20eb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`venus.ns.cloudflare.com`
		A	108.162.192.235^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venus.ns.cloudflare.com`
		A	172.64.32.235^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venus.ns.cloudflare.com`
		A	173.245.58.235^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`venus.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
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=152, name=cloudflare-ech.com
SOA	`rajeev.ns.cloudflare.com`dns@cloudflare.com serial=2407722810

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1782281865

Subdomains

www.polyprep.org

Same first word

polyprep.net

polyprep.ca

polyprep.com

polyprep.co.uk

polyprep.org

Similar names

propypel.com

replypop.com

perlypop.com

DNS History

19 records (11 active, 8 former)

○NSns-113.awsdns-14.com2015-08-31 → 2017-07-06 · 4 obs

● 2015-08-31 08:26:46
● 2017-07-06 00:02:10
○ 2026-03-13 05:22:48
○ 2026-06-24 06:29:52

○NSns-1210.awsdns-23.org2015-08-31 → 2017-07-06 · 4 obs

● 2015-08-31 08:26:46
● 2017-07-06 00:02:10
○ 2026-03-13 05:22:48
○ 2026-06-24 06:29:52

○NSns-1834.awsdns-37.co.uk2015-08-31 → 2017-07-06 · 4 obs

● 2015-08-31 08:26:46
● 2017-07-06 00:02:10
○ 2026-03-13 05:22:48
○ 2026-06-24 06:29:52

○NSns-978.awsdns-58.net2015-08-31 → 2017-07-06 · 4 obs

● 2015-08-31 08:26:46
● 2017-07-06 00:02:10
○ 2026-03-13 05:22:48
○ 2026-06-24 06:29:52

●NSrajeev.ns.cloudflare.com2026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

●NSvenus.ns.cloudflare.com2026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

●MXalt1.aspmx.l.google.com2026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

●MXalt2.aspmx.l.google.com2026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

●MXaspmx.l.google.com2026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

●MXaspmx2.googlemail.com2026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

●MXaspmx3.googlemail.com2026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

○MXin.sjc.mx.trendmicro.com2015-08-31 → 2016-01-10 · 4 obs

● 2015-08-31 08:26:46
● 2016-01-10 23:58:54
○ 2016-05-05 13:56:44
○ 2026-06-24 06:29:52

○MXmail.polyprep.org2016-05-05 → 2016-05-05 · 4 obs

○ 2016-01-10 23:58:54
● 2016-05-05 13:56:44
○ 2016-05-17 22:12:16
○ 2026-06-24 06:29:52

○MXpolyprep.org.snwlhosted.com2015-08-31 → 2017-07-06 · 4 obs

● 2015-08-31 08:26:46
● 2017-07-06 00:02:10
○ 2026-03-13 05:22:48
○ 2026-06-24 06:29:52

●A104.21.69.1612026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

●A172.67.210.902026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

●A2606:4700:3035::6815:45a12026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

●A2606:4700:3037::ac43:d25a2026-03-13 → 2026-06-24 · 3 obs

○ 2017-07-06 00:02:10
● 2026-03-13 05:22:48
● 2026-06-24 06:29:52

○A54.209.77.182016-05-05 → 2017-07-06 · 4 obs

● 2016-05-05 13:56:44
● 2017-07-06 00:02:10
○ 2026-03-13 05:22:48
○ 2026-06-24 06:29:52

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:173.245.58.235

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polyprep.org (unsigned zone)

⏱️ Timing

Total: 1348ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.210.90, 104.21.69.161`
AAAA	2	`2606:4700:3037::ac43:d25a, 2606:4700:3035::6815:45a1`
NS	2	`rajeev.ns.cloudflare.com, venus.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	6	`anthropic-domain-verification-nfgcx1=cVW, autodesk-domain-verification=l_oBL8OVD_3...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rajeev.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

polyprep.org serves as the parent of www.polyprep.org.

IP Addresses

polyprep.org resolves to four IP addresses: 104.21.69.161, 172.67.210.90, 2606:4700:3035::6815:45a1 and 2606:4700:3037::ac43:d25a.

Additional host names — www.aurora-premium.com, shjmgg.com, unstack.africa and two others — share IP numbers with polyprep.org.

Name Servers

polyprep.org is served by two delegated name servers, rajeev.ns.cloudflare.com and venus.ns.cloudflare.com.

polyprep.org shares its name server setup with other domains, including orgoma.com, letsart.ru, inceif.org and two others.

polyprep.org has at least partial name server overlap with other domains, such as mysc158.com, getalink.com, easygorconnect.com and two others.

It is common to see these name servers used together with name servers memphis.ns.cloudflare.com and sreeni.ns.cloudflare.com.

Host names with 6 IP numbers:

rajeev.ns.cloudflare.com carries IP addresses 108.162.193.224, 172.64.33.224 and 173.245.59.224, with 3 other addresses beyond those.

venus.ns.cloudflare.com carries IP addresses 108.162.192.235, 172.64.32.235 and 173.245.58.235, with 3 other addresses beyond those.

Mail Servers

polyprep.org is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

polyprep.org shares mail servers — at least in part — with other domains, including ns500759.ns500758.ns500698.ns500758.ns500758.ns500735.ns500736.ns500698.ns500735.ns500576.ns500619.ns500576.ns500576.ns500576.trackreceptor.com, ns500754.ns500671.ns500754.ns500671.ns500705.ns500705.ns500649.ns500688.ns500291.ns500666.ns500291.ns500131.lustychickser.com, ns500693.ns500693.ns500734.ns500734.ns500734.ns500699.ns500683.ns500683.ns500588.ns500612.ns500612.dtrkdll.com and two others.

These mail servers are frequently used alongside mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other.

Host names with two IP numbers:

aspmx2.googlemail.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com maps to two IP addresses — 192.178.155.27 and 2607:f8b0:4004:c23::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 2800:3f0:4003:c0f::1b IP addresses.

These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 108.177.123.27 IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 2a00:1450:400b:c02::1a IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 172.253.116.26 IP addresses.