polytechworks.com - dns.ninja

`polytechworks.com`

DNSSEC	⚠️ Not signed
A	199.16.172.207^{🇺🇸 Automattic199.16.172.0/24 PRESSABLE}
A	199.16.173.91^{🇺🇸 Automattic199.16.173.0/24 PRESSABLE}
NS	`arch.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b44^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arch.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c144^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arch.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2144^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arch.ns.cloudflare.com`
		A	108.162.193.68^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arch.ns.cloudflare.com`
		A	172.64.33.68^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arch.ns.cloudflare.com`
		A	173.245.59.68^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arch.ns.cloudflare.com`
NS	`walk.ns.cloudflare.com`
		A	2606:4700:50::a29f:2680^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walk.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c280^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`walk.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2280^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`walk.ns.cloudflare.com`
		A	108.162.194.128^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walk.ns.cloudflare.com`
		A	162.159.38.128^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walk.ns.cloudflare.com`
		A	172.64.34.128^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`walk.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽¹⁰⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁶⁹⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:wpdatacenter.com ~all`
SOA	`arch.ns.cloudflare.com`dns@cloudflare.com serial=2406550061

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1783661062

WOT: SAFE (62/100)

Same first word

polytechworks.com

DNS History

26 records (7 active, 19 former)

●NSarch.ns.cloudflare.com2026-02-20 → 2026-07-10 · 3 obs

○ 2018-09-10 20:45:36
● 2026-02-20 00:03:38
● 2026-07-10 05:39:34

○NSns12016-12-06 → 2018-05-25 · 15 obs

○ 2016-11-16 21:22:00
● 2016-12-06 08:53:30
● 2016-12-08 20:19:50
○ 2017-01-01 03:00:24
○ 2017-05-23 06:55:42
● 2017-07-06 02:01:04
○ 2017-09-09 08:12:50
○ 2017-10-29 00:35:14
● 2018-02-16 17:17:04
○ 2018-03-17 08:23:38
● 2018-04-10 19:30:08
○ 2018-05-04 02:43:38
● 2018-05-25 08:02:58
○ 2018-07-12 19:01:44
○ 2026-07-10 05:39:34

○NSns1.educationalnetworks.net2016-12-06 → 2018-09-10 · 5 obs

○ 2016-11-16 21:22:00
● 2016-12-06 08:53:30
● 2018-09-10 20:45:36
○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

○NSns1.siteground.net2026-02-20 → 2026-07-10 · 2 obs

○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

○NSns2.educationalnetworks.net2016-12-06 → 2018-09-10 · 5 obs

○ 2016-11-16 21:22:00
● 2016-12-06 08:53:30
● 2018-09-10 20:45:36
○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

○NSns2.siteground.net2026-02-20 → 2026-07-10 · 2 obs

○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

○NSns55.domaincontrol.com2009-01-29 → 2009-01-29 · 3 obs

● 2009-01-29 21:30:38
○ 2015-08-22 13:41:46
○ 2026-07-10 05:39:34

○NSns56.domaincontrol.com2009-01-29 → 2009-01-29 · 3 obs

● 2009-01-29 21:30:38
○ 2015-08-22 13:41:46
○ 2026-07-10 05:39:34

○NSns57.domaincontrol.com2015-08-22 → 2016-11-16 · 5 obs

○ 2009-01-29 21:30:38
● 2015-08-22 13:41:46
● 2016-11-16 21:22:00
○ 2016-12-06 08:53:30
○ 2026-07-10 05:39:34

○NSns58.domaincontrol.com2015-08-22 → 2016-11-16 · 5 obs

○ 2009-01-29 21:30:38
● 2015-08-22 13:41:46
● 2016-11-16 21:22:00
○ 2016-12-06 08:53:30
○ 2026-07-10 05:39:34

○NSsql2017-01-01 → 2018-09-10 · 15 obs

○ 2016-12-08 20:19:50
● 2017-01-01 03:00:24
● 2017-05-23 06:55:42
○ 2017-07-06 02:01:04
● 2017-09-09 08:12:50
● 2017-10-29 00:35:14
○ 2018-02-16 17:17:04
● 2018-03-17 08:23:38
○ 2018-04-10 19:30:08
● 2018-05-04 02:43:38
○ 2018-05-25 08:02:58
● 2018-07-12 19:01:44
● 2018-09-10 20:45:36
○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

●NSwalk.ns.cloudflare.com2026-02-20 → 2026-07-10 · 3 obs

○ 2018-09-10 20:45:36
● 2026-02-20 00:03:38
● 2026-07-10 05:39:34

○MXmailstore1.secureserver.net2009-01-29 → 2018-09-10 · 4 obs

● 2009-01-29 21:30:38
● 2018-09-10 20:45:36
○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

○MXmx10.mailspamprotection.com2026-02-20 → 2026-07-10 · 2 obs

○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

○MXmx20.mailspamprotection.com2026-02-20 → 2026-07-10 · 2 obs

○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

○MXmx30.mailspamprotection.com2026-02-20 → 2026-07-10 · 2 obs

○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

●MXroute1.mx.cloudflare.net2026-03-03 → 2026-07-10 · 3 obs

○ 2026-02-20 00:03:38
● 2026-03-03 14:33:22
● 2026-07-10 05:39:34

●MXroute2.mx.cloudflare.net2026-03-03 → 2026-07-10 · 3 obs

○ 2026-02-20 00:03:38
● 2026-03-03 14:33:22
● 2026-07-10 05:39:34

●MXroute3.mx.cloudflare.net2026-03-03 → 2026-07-10 · 3 obs

○ 2026-02-20 00:03:38
● 2026-03-03 14:33:22
● 2026-07-10 05:39:34

○MXsmtp.secureserver.net2009-01-29 → 2018-09-10 · 4 obs

● 2009-01-29 21:30:38
● 2018-09-10 20:45:36
○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

●A199.16.172.2072026-02-20 → 2026-07-10 · 3 obs

○ 2018-09-10 20:45:36
● 2026-02-20 00:03:38
● 2026-07-10 05:39:34

●A199.16.173.912026-02-20 → 2026-07-10 · 3 obs

○ 2018-09-10 20:45:36
● 2026-02-20 00:03:38
● 2026-07-10 05:39:34

○A209.15.245.2382015-08-22 → 2016-01-22 · 5 obs

○ 2009-01-29 21:30:38
● 2015-08-22 13:41:46
● 2016-01-22 12:29:10
○ 2016-02-04 12:48:56
○ 2026-07-10 05:39:34

○A209.177.100.212016-02-04 → 2016-11-16 · 5 obs

○ 2016-01-22 12:29:10
● 2016-02-04 12:48:56
● 2016-11-16 21:22:00
○ 2016-12-06 08:53:30
○ 2026-07-10 05:39:34

○A209.82.20.2512009-01-29 → 2009-01-29 · 3 obs

● 2009-01-29 21:30:38
○ 2015-08-22 13:41:46
○ 2026-07-10 05:39:34

○A64.147.114.1182016-12-06 → 2018-09-10 · 5 obs

○ 2016-11-16 21:22:00
● 2016-12-06 08:53:30
● 2018-09-10 20:45:36
○ 2026-02-20 00:03:38
○ 2026-07-10 05:39:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
polytechworks.com	arch.ns.cloudflare.com, walk.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.68

NS records: arch.ns.cloudflare.com, walk.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polytechworks.com (unsigned zone)

⏱️ Timing

Total: 194ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`199.16.173.91, 199.16.172.207`
NS	2	`arch.ns.cloudflare.com, walk.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 10), route1.mx.cloudflare.net (pri: 69)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net in`
SOA	1	`arch.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (arch.ns.cloudflare.com, arch.ns.cloudflare.com, arch.ns.cloudflare.com...)

Analysis

IP Addresses

polytechworks.com has two IP addresses: 199.16.172.207 and 199.16.173.91

www.berlinbuzzwords.de, love-inc.net, nicola(0x736578)ton.co.uk plus two other host names have IP numbers in common with polytechworks.com.

Name Servers

polytechworks.com is delegated to two name servers: arch.ns.cloudflare.com and walk.ns.cloudflare.com.

The name server configuration of polytechworks.com is shared with other domains, for instance ferdowsy.com, site-casino.net, guqiu.buzz and two others.

At least some of polytechworks.com's name servers are shared with other domains, for example biobalance.co.nz, nordport-plaza-hotel.de, servidordecorreo.org and two more.

These name servers tend to be used in conjunction with the name servers adel.ns.cloudflare.com.

Hosts with 6 IP addresses each:

arch.ns.cloudflare.com resolves to 108.162.193.68, 172.64.33.68, 173.245.59.68 and 3 other IP addresses.

walk.ns.cloudflare.com resolves to 108.162.194.128, 162.159.38.128, 172.64.34.128 and 3 other IP addresses.

Mail Servers

The MX records for polytechworks.com list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by polytechworks.com are shared with other domains: blousesfor(0x736578).com, spacehonkers.com, f10.net and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.