core-programs.com - dns.ninja

`core-programs.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:1057^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:1157^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.16.87^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.17.87^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`itzel.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:262a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`itzel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c22a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`itzel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:222a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`itzel.ns.cloudflare.com`
		A	108.162.194.42^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`itzel.ns.cloudflare.com`
		A	162.159.38.42^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`itzel.ns.cloudflare.com`
		A	172.64.34.42^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`itzel.ns.cloudflare.com`
NS	`miles.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`miles.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`miles.ns.cloudflare.com`
		A	108.162.193.207^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
		A	172.64.33.207^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
		A	173.245.59.207^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miles.ns.cloudflare.com`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`0ed1fe018aeb5b9a9cdfdf4c18b5d78f`
TXT	`MS=ms48417038`
TXT	`MS=ms62491671`
TXT	`anthropic-domain-verification-vkjffj=9KG3OX5dB22ojNNCwVeUi26Im`
TXT	`b5uepi6a1hilij88f3amr4i5ec`
TXT	`canva-site-verification=OPjtNi5PffNDHSarvGpI-w`
TXT	`slack-domain-verification=507gEyzvFswknMi6BcKjHcHnZ1vZACUmoMe5og6E`
TXT	`v=spf1 ip4:69.9.36.254 ip4:69.9.36.252 ip4:173.220.130.202 ip4:167.89.76.164 ...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.16.87, 104.18.17.87
		IPv6 hints	2606:4700::6812:1057, 2606:4700::6812:1157
SOA	`itzel.ns.cloudflare.com`dns@cloudflare.com serial=2410122146

`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=1785171392

Same first word

core-programs.com

DNS History

17 records (8 active, 9 former)

●NSitzel.ns.cloudflare.com2026-03-23 → 2026-07-27 · 3 obs

○ 2021-03-29 19:07:16
● 2026-03-23 22:07:08
● 2026-07-27 17:15:48

●NSmiles.ns.cloudflare.com2026-03-23 → 2026-07-27 · 3 obs

○ 2021-03-29 19:07:16
● 2026-03-23 22:07:08
● 2026-07-27 17:15:48

○NSns49.domaincontrol.com2015-07-03 → 2021-03-29 · 4 obs

● 2015-07-03 06:17:42
● 2021-03-29 19:07:16
○ 2026-03-23 22:07:08
○ 2026-07-27 17:15:48

○NSns50.domaincontrol.com2015-07-03 → 2021-03-29 · 4 obs

● 2015-07-03 06:17:42
● 2021-03-29 19:07:16
○ 2026-03-23 22:07:08
○ 2026-07-27 17:15:48

○MXeast.smtp.mx.exch022.serverdata.net2017-04-19 → 2017-04-19 · 4 obs

○ 2016-09-10 21:33:28
● 2017-04-19 07:49:16
○ 2020-04-11 02:06:48
○ 2026-07-27 17:15:48

○MXmx1.smtp.exch022.serverdata.net2015-07-03 → 2016-09-10 · 4 obs

● 2015-07-03 06:17:42
● 2016-09-10 21:33:28
○ 2017-04-19 07:49:16
○ 2026-07-27 17:15:48

○MXmx2.smtp.exch022.serverdata.net2015-07-03 → 2016-09-10 · 4 obs

● 2015-07-03 06:17:42
● 2016-09-10 21:33:28
○ 2017-04-19 07:49:16
○ 2026-07-27 17:15:48

●MXus-smtp-inbound-1.mimecast.com2020-04-11 → 2026-07-27 · 3 obs

○ 2017-04-19 07:49:16
● 2020-04-11 02:06:48
● 2026-07-27 17:15:48

●MXus-smtp-inbound-2.mimecast.com2020-04-11 → 2026-07-27 · 3 obs

○ 2017-04-19 07:49:16
● 2020-04-11 02:06:48
● 2026-07-27 17:15:48

○MXwest.smtp.mx.exch022.serverdata.net2017-04-19 → 2017-04-19 · 4 obs

○ 2016-09-10 21:33:28
● 2017-04-19 07:49:16
○ 2020-04-11 02:06:48
○ 2026-07-27 17:15:48

●A104.18.16.872026-03-23 → 2026-07-27 · 3 obs

○ 2021-03-29 19:07:16
● 2026-03-23 22:07:08
● 2026-07-27 17:15:48

●A104.18.17.872026-03-23 → 2026-07-27 · 3 obs

○ 2021-03-29 19:07:16
● 2026-03-23 22:07:08
● 2026-07-27 17:15:48

○A184.168.178.12020-04-11 → 2020-08-13 · 5 obs

○ 2017-04-19 07:49:16
● 2020-04-11 02:06:48
● 2020-08-13 17:36:16
○ 2021-03-11 11:53:46
○ 2026-07-27 17:15:48

○A192.169.175.2242021-03-11 → 2021-03-29 · 5 obs

○ 2020-08-13 17:36:16
● 2021-03-11 11:53:46
● 2021-03-29 19:07:16
○ 2026-03-23 22:07:08
○ 2026-07-27 17:15:48

●A2606:4700::6812:10572026-03-23 → 2026-07-27 · 3 obs

○ 2021-03-29 19:07:16
● 2026-03-23 22:07:08
● 2026-07-27 17:15:48

●A2606:4700::6812:11572026-03-23 → 2026-07-27 · 3 obs

○ 2021-03-29 19:07:16
● 2026-03-23 22:07:08
● 2026-07-27 17:15:48

○A97.74.144.1962015-07-03 → 2017-04-19 · 4 obs

● 2015-07-03 06:17:42
● 2017-04-19 07:49:16
○ 2020-04-11 02:06:48
○ 2026-07-27 17:15:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net...	-
core-programs.com	miles.ns.cloudflare.com, itzel.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.207

NS records: miles.ns.cloudflare.com, itzel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for core-programs.com (unsigned zone)

⏱️ Timing

Total: 227ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.17.87, 104.18.16.87`
AAAA	2	`2606:4700::6812:1157, 2606:4700::6812:1057`
NS	2	`itzel.ns.cloudflare.com, miles.ns.cloudflare.com`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	8	`0ed1fe018aeb5b9a9cdfdf4c18b5d78f, MS=ms48417038...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`itzel.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

core-programs.com points to the four IP addresses 104.18.16.87, 104.18.17.87, 2606:4700::6812:1057 and 2606:4700::6812:1157.

Among the host names that share IP numbers with core-programs.com are services-poc.chwinery-dev.com, ovusd.org, focussat.ro and two others.

Name Servers

Two name servers handle the delegation for core-programs.com: itzel.ns.cloudflare.com and miles.ns.cloudflare.com.

core-programs.com has the same name server delegation as a number of other domains, such as skovoroda.in.ua, wpbeaveraddons.com, swyfft.com and two more.

There is at least partial name server overlap between core-programs.com and other domains — missourigpb.com, hull.agency, fxtrading.bar and two more among them.

The name servers jasmine.ns.cloudflare.com, celine.ns.cloudflare.com and rory.ns.cloudflare.com are often found in combination with these name servers.

Host names resolving to 6 IP numbers:

itzel.ns.cloudflare.com resolves to 108.162.194.42, 162.159.38.42 and 172.64.34.42 among others, with 3 other IP addresses in total.

miles.ns.cloudflare.com resolves to 108.162.193.207, 172.64.33.207 and 173.245.59.207 among others, with 3 other IP addresses in total.

Mail Servers

The MX records for core-programs.com point to two mail servers: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

core-programs.com has the same mail server arrangement as a number of other domains, for example sylvan-inc.com, cedbgky.com, shiptrackapp.com and two more.

core-programs.com shares at least some of its mail servers with other domains — for example euauth.com, powerworkstools.com, mail2.gmlj.com and two more.

Host names resolving to 6 IP numbers:

us-smtp-inbound-1.mimecast.com resolves to 170.10.128.141, 170.10.128.221 and 170.10.128.242 among others, with 3 other IP addresses in total.

us-smtp-inbound-2.mimecast.com resolves to 170.10.128.141, 170.10.128.221 and 170.10.128.242 among others, with 3 other IP addresses in total.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.128.141 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.128.221 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.128.242 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.132.141 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.132.221 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.132.242 IP addresses.