🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mathprogramming.org`

DNSSEC	⚠️ Not signed
A	167.99.22.104^{🇺🇸 DIGITALOCEAN167.99.20.0/22 DigitalOcean}
NS	`ns4.active-dns.com` ⭐
		A	162.251.82.124^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.124.reverse.myorderbox.com`
		A	162.251.82.125^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.125.reverse.myorderbox.com`
		A	162.251.82.252^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.252.reverse.myorderbox.com`
		A	162.251.82.253^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.253.reverse.myorderbox.com`
NS	`ns1.active-dns.com`
		A	162.251.82.122^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.122.reverse.myorderbox.com`
		A	162.251.82.123^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.123.reverse.myorderbox.com`
		A	162.251.82.250^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.250.reverse.myorderbox.com`
		A	162.251.82.251^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.251.reverse.myorderbox.com`
NS	`ns2.active-dns.com`
		A	162.251.82.120^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.120.reverse.myorderbox.com`
		A	162.251.82.121^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.121.reverse.myorderbox.com`
		A	162.251.82.248^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.248.reverse.myorderbox.com`
		A	162.251.82.249^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.249.reverse.myorderbox.com`
NS	`ns3.active-dns.com`
		A	162.251.82.118^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.118.reverse.myorderbox.com`
		A	162.251.82.119^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.119.reverse.myorderbox.com`
		A	162.251.82.246^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
			PTR	`162.251.82.246.reverse.myorderbox.com`
		A	162.251.82.247^{🇺🇸 Cloudflare162.251.82.0/24 PDR}
MX	`mx2.zoho.com` ⭐
		A	204.141.33.44^{🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx3.zoho.com`⁽²⁰⁾
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽⁵⁰⁾
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zohomail.com ~all`
TXT	`zoho-verification=zb50068038.zmverify.zoho.com`
SOA	`ns4.active-dns.com`niksah@gmail.com 2025-06-25 #2

`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=1788261861

Previously MX for

mathprogramming.org

Same first word

mathprogramming.org

mathprogramming.com

Similar names

programmingmath.com

Previous names

Next names

DNS History

12 records (8 active, 4 former)

●NSns1.active-dns.com2026-08-21 → 2026-09-01 · 3 obs

○ 2017-05-19 17:34:46
● 2026-08-21 13:43:24
● 2026-09-01 11:55:40

○NSns1.bluehost.com2015-05-29 → 2017-05-19 · 4 obs

● 2015-05-29 13:49:44
● 2017-05-19 17:34:46
○ 2026-08-21 13:43:24
○ 2026-09-01 11:55:40

●NSns2.active-dns.com2026-08-21 → 2026-09-01 · 3 obs

○ 2017-05-19 17:34:46
● 2026-08-21 13:43:24
● 2026-09-01 11:55:40

○NSns2.bluehost.com2015-05-29 → 2017-05-19 · 4 obs

● 2015-05-29 13:49:44
● 2017-05-19 17:34:46
○ 2026-08-21 13:43:24
○ 2026-09-01 11:55:40

●NSns3.active-dns.com2026-08-21 → 2026-09-01 · 3 obs

○ 2017-05-19 17:34:46
● 2026-08-21 13:43:24
● 2026-09-01 11:55:40

●NSns4.active-dns.com2026-08-21 → 2026-09-01 · 3 obs

○ 2017-05-19 17:34:46
● 2026-08-21 13:43:24
● 2026-09-01 11:55:40

○MXmathprogramming.org2015-05-29 → 2017-05-19 · 4 obs

● 2015-05-29 13:49:44
● 2017-05-19 17:34:46
○ 2026-08-21 13:43:24
○ 2026-09-01 11:55:40

●MXmx.zoho.com2026-08-21 → 2026-09-01 · 5 obs

○ 2017-05-19 17:34:46
● 2026-08-21 13:43:24
○ 2026-08-22 20:37:16
● 2026-08-31 16:25:26
● 2026-09-01 11:55:40

●MXmx2.zoho.com2026-08-21 → 2026-09-01 · 5 obs

○ 2017-05-19 17:34:46
● 2026-08-21 13:43:24
○ 2026-08-22 20:37:16
● 2026-08-31 16:25:26
● 2026-09-01 11:55:40

●MXmx3.zoho.com2026-08-21 → 2026-09-01 · 5 obs

○ 2017-05-19 17:34:46
● 2026-08-21 13:43:24
○ 2026-08-22 20:37:16
● 2026-08-31 16:25:26
● 2026-09-01 11:55:40

●A167.99.22.1042026-08-21 → 2026-09-01 · 3 obs

○ 2017-05-19 17:34:46
● 2026-08-21 13:43:24
● 2026-09-01 11:55:40

○A50.87.180.1652015-05-29 → 2017-05-19 · 4 obs

● 2015-05-29 13:49:44
● 2017-05-19 17:34:46
○ 2026-08-21 13:43:24
○ 2026-09-01 11:55:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
mathprogramming.org	ns4.active-dns.com, ns1.active-dns.com, ns2.active-dns.com, ns3.active-dns.com	-

✅ Authoritative Response

Server:162.251.82.252

NS records: ns4.active-dns.com, ns1.active-dns.com, ns2.active-dns.com, ns3.active-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathprogramming.org (unsigned zone)

⏱️ Timing

Total: 1000ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`167.99.22.104`
NS	4	`ns1.active-dns.com, ns4.active-dns.com...`
MX	3	`mx.zoho.com (pri: 10), mx3.zoho.com (pri: 50)...`
TXT	2	`v=spf1 include:zohomail.com ~all, zoho-verification=zb50068038.zmverify.zo`
SOA	1	`ns4.active-dns.com niksah.gmail.com`

Analysis

IP Addresses

mathprogramming.org points to a single IP number: 167.99.22.104.

Name Servers

mathprogramming.org has four authoritative name servers: ns1.active-dns.com, ns2.active-dns.com, ns3.active-dns.com and ns4.active-dns.com.

At least some of mathprogramming.org's name servers are shared with other domains, for example 386server.info, actonarboretum.org, larchdoc.com and two more.

These name servers tend to be used in conjunction with the name servers 208.91.197.91.

ns1.active-dns.com, ns2.active-dns.com, ns3.active-dns.com and ns4.active-dns.com are host names that each resolve to four IP numbers: ns1.active-dns.com resolves to 162.251.82.122, 162.251.82.123, 162.251.82.250 and 162.251.82.251, ns2.active-dns.com resolves to 162.251.82.120, 162.251.82.121, 162.251.82.248 and 162.251.82.249, ns3.active-dns.com resolves to 162.251.82.118, 162.251.82.119, 162.251.82.246 and 162.251.82.247 and ns4.active-dns.com resolves to 162.251.82.124, 162.251.82.125, 162.251.82.252 and 162.251.82.253.

Mail Servers

The MX records for mathprogramming.org list three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.

mathprogramming.org shares mail servers — at least in part — with other domains, including itemtraxx.com, nobsledger.com, romiku.com and two others.

Host names with two IP numbers:

mx.zoho.com resolves to 136.143.183.44 and 204.141.43.44.

Host names pointing to a single IP address:

mx2.zoho.com resolves to 204.141.33.44.

mx3.zoho.com resolves to 204.141.43.44.

The host names mx.zoho.com and mx3.zoho.com both resolve to 204.141.43.44 IP addresses.

mathprogramming.org - robtex.com