polytechnic.org - dns.ninja

`polytechnic.org`

DNSSEC	⚠️ Not signed
A	54.209.77.18^{🇺🇸 Amazon54.208.0.0/15 EC2 IAD prefix}
		PTR	`ec2-54-209-77-18.compute-1.amazonaws.com`
NS	`ns95.worldnic.com` ⭐
		A	162.159.26.217^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns96.worldnic.com`
		A	162.159.27.155^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f26.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 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`⁽²⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽³⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`google-site-verification=W5E6-HOE9flM-9g0DVNLIdMcC2bgAjExLWrSOmQpTpk`
TXT	`ZOOM_verify_G5EtXQEDTjG7wbGygwIswA`
TXT	`MS=4D50C13EC060F8E1270C19A706E30132F7C015A7`
TXT	`9MHLIXMLQKHOZAQ2NX7UC671EPKHOH1P3DRD4YHYR`
TXT	`v=spf1 include:_spf.createsend.com ip4:24.180.19.86 include:_spf.google.com +...`
TXT	`adobe-idp-site-verification=254847f98d64a69ca855d041ef5617211168b1ed6ba144a19...`
TXT	`google-site-verification=D4F_HMicmIskBDMl2GTyUzSXuf_ZF143XlisTmc0Ae8`
TXT	`FC9CB0F27F4A733F2583BFF232AE6878C0DB64B9`
TXT	`apple-domain-verification=C0uEYVzMAJhqIh8f`
SOA	`NS95.WORLDNIC.COM`namehost@WORLDNIC.COM serial=126070214

`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=1785288157

WOT: SAFE (72/100)

Subdomains

faculty.polytechnic.org

www.polytechnic.org

Same first word

Similar names

polytechinc.dyndns.org

polytechinc.org

polytechinc.biz

polytechinc.com

DNS History

9 records (8 active, 1 former)

●NSns95.worldnic.com2015-06-27 → 2026-07-29 · 2 obs

● 2015-06-27 12:24:20
● 2026-07-29 01:51:20

●NSns96.worldnic.com2015-06-27 → 2026-07-29 · 2 obs

● 2015-06-27 12:24:20
● 2026-07-29 01:51:20

●MXalt1.aspmx.l.google.com2015-06-27 → 2026-07-29 · 2 obs

● 2015-06-27 12:24:20
● 2026-07-29 01:51:20

●MXalt2.aspmx.l.google.com2015-06-27 → 2026-07-29 · 2 obs

● 2015-06-27 12:24:20
● 2026-07-29 01:51:20

●MXaspmx.l.google.com2015-06-27 → 2026-07-29 · 2 obs

● 2015-06-27 12:24:20
● 2026-07-29 01:51:20

●MXaspmx2.googlemail.com2015-06-27 → 2026-07-29 · 2 obs

● 2015-06-27 12:24:20
● 2026-07-29 01:51:20

●MXaspmx3.googlemail.com2015-06-27 → 2026-07-29 · 2 obs

● 2015-06-27 12:24:20
● 2026-07-29 01:51:20

●A54.209.77.182015-10-03 → 2026-07-29 · 6 obs

○ 2015-06-27 12:24:20
● 2015-10-03 12:16:22
● 2026-03-10 09:38:08
○ 2026-04-23 04:37:32
● 2026-04-24 13:40:08
● 2026-07-29 01:51:20

○A74.123.154.842015-06-27 → 2015-06-27 · 3 obs

● 2015-06-27 12:24:20
○ 2015-10-03 12:16:22
○ 2026-07-29 01:51:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org	-
polytechnic.org	ns96.worldnic.com, ns95.worldnic.com	-

✅ Authoritative Response

Server:162.159.27.155

NS records: ns96.worldnic.com, ns95.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polytechnic.org (unsigned zone)

⏱️ Timing

Total: 1763ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.209.77.18`
NS	2	`ns95.worldnic.com, ns96.worldnic.com`
MX	5	`alt1.aspmx.l.google.com (pri: 20), alt2.aspmx.l.google.com (pri: 20)...`
TXT	9	`google-site-verification=W5E6-HOE9flM-9g, ZOOM_verify_G5EtXQEDTjG7wbGygwIswA...`
SOA	1	`NS95.WORLDNIC.COM namehost.WORLDNIC.COM`

Analysis

Hierarchy

faculty.polytechnic.org and www.polytechnic.org each fall under polytechnic.org as their parent domain.

IP Addresses

polytechnic.org resolves to just one IP address, 54.209.77.18.

Two other host names, along with campbellhall.org, 63-192-71-3.oakwoodschool.org and myscds.com, also share IP numbers with polytechnic.org.

Name Servers

Two name servers handle the delegation for polytechnic.org: ns95.worldnic.com and ns96.worldnic.com.

polytechnic.org shares its NS records with other domains, for example ic3d.tv, sol-tech.net, bonemail.net and two others.

polytechnic.org is at least partially co-delegated on name servers with other domains, such as pathforwardit.com.

ns95.worldnic.com and ns96.worldnic.com each resolve to one IP number: ns95.worldnic.com points to 162.159.26.217 and ns96.worldnic.com points to 162.159.27.155.

Mail Servers

Mail for polytechnic.org is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between polytechnic.org and other domains, including vanet.nl, ns500731.ns500742.ns500671.ns500671.ns500731.ns500742.ns500742.ns500705.ns500678.ns500666.ns500291.ns500291.ns500131.lustychickser.com, sematree.com and two others.

These mail servers tend to appear in combination with mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

aspmx2.googlemail.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com resolves to two addresses: 142.251.167.27 and 2607:f8b0:4004:c09::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 2800:3f0:4003:c0f::1a IP addresses.

aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 2a00:1450:400b:c02::1b IP addresses.

aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 172.253.116.26 IP addresses.