`discretemath.org`

DNSSEC	⚠️ Not signed
A	66.198.240.11^{🇺🇸 vercara-udos66.198.240.0/24}
		PTR	`mi3-ss112.a2hosting.com`
NS	`ns1.a2hosting.com` ⭐
		A	13.248.158.180^{🇺🇸 Amazon13.248.144.0/20}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns2.a2hosting.com`
		A	75.2.118.134^{🇺🇸 Amazon75.2.112.0/20}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
NS	`ns3.a2hosting.com`
		A	76.223.26.245^{🇺🇸 Amazon76.223.16.0/20}
			PTR	`a79764cc55c0ac9c0.awsglobalaccelerator.com`
NS	`ns4.a2hosting.com`
		A	99.83.147.209^{🇺🇸 Amazon99.83.144.0/20}
			PTR	`abc65dd9a44b5332f.awsglobalaccelerator.com`
MX	`discretemath.org` ⭐
		A	66.198.240.11^{🇺🇸 vercara-udos66.198.240.0/24}
			PTR	`mi3-ss112.a2hosting.com`
TXT	`v=spf1 ip4:66.198.240.11 +a +ip4:66.198.240.11 +mx +ip4:66.198.240.22 +includ...`
SOA	`ns1.a2hosting.com`root@mi3-ss112.a2hosting.com 2026-04-29 #0

`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=1778718236

MX for

discretemath.org

Same first word

discretemath.com

discretemath.org

Similar names

discreetmath.com

dermasthetic.com

stretchadime.com

DNS History

11 records (6 active, 5 former)

●NSns1.a2hosting.com2026-03-28 → 2026-05-14 · 3 obs

○ 2016-12-02 16:59:28
● 2026-03-28 16:24:00
● 2026-05-14 00:38:20

●NSns2.a2hosting.com2026-03-28 → 2026-05-14 · 3 obs

○ 2016-12-02 16:59:28
● 2026-03-28 16:24:00
● 2026-05-14 00:38:20

●NSns3.a2hosting.com2026-03-28 → 2026-05-14 · 3 obs

○ 2016-12-02 16:59:28
● 2026-03-28 16:24:00
● 2026-05-14 00:38:20

●NSns4.a2hosting.com2026-03-28 → 2026-05-14 · 3 obs

○ 2016-12-02 16:59:28
● 2026-03-28 16:24:00
● 2026-05-14 00:38:20

○NSpdns05.domaincontrol.com2015-08-11 → 2016-02-28 · 4 obs

● 2015-08-11 16:28:48
● 2016-02-28 23:50:08
○ 2016-12-02 16:59:28
○ 2026-05-14 00:38:20

○NSpdns06.domaincontrol.com2015-08-11 → 2016-02-28 · 4 obs

● 2015-08-11 16:28:48
● 2016-02-28 23:50:08
○ 2016-12-02 16:59:28
○ 2026-05-14 00:38:20

●MXdiscretemath.org2026-03-28 → 2026-05-14 · 3 obs

○ 2016-12-02 16:59:28
● 2026-03-28 16:24:00
● 2026-05-14 00:38:20

○MXmailstore1.secureserver.net2015-08-11 → 2016-02-28 · 4 obs

● 2015-08-11 16:28:48
● 2016-02-28 23:50:08
○ 2016-12-02 16:59:28
○ 2026-05-14 00:38:20

○MXsmtp.secureserver.net2015-08-11 → 2016-02-28 · 4 obs

● 2015-08-11 16:28:48
● 2016-02-28 23:50:08
○ 2016-12-02 16:59:28
○ 2026-05-14 00:38:20

○A184.168.221.592015-08-11 → 2016-02-28 · 4 obs

● 2015-08-11 16:28:48
● 2016-02-28 23:50:08
○ 2016-12-02 16:59:28
○ 2026-05-14 00:38:20

●A66.198.240.112026-03-28 → 2026-05-14 · 3 obs

○ 2016-12-02 16:59:28
● 2026-03-28 16:24:00
● 2026-05-14 00:38:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
discretemath.org	ns2.a2hosting.com, ns1.a2hosting.com, ns4.a2hosting.com, ns3.a2hosting.com	-

✅ Authoritative Response

Server:99.83.147.209

NS records: ns2.a2hosting.com, ns1.a2hosting.com, ns4.a2hosting.com, ns3.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for discretemath.org (unsigned zone)

⏱️ Timing

Total: 617ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.198.240.11`
NS	4	`ns1.a2hosting.com, ns3.a2hosting.com...`
MX	1	`discretemath.org (pri: 0)`
TXT	1	`v=spf1 ip4:66.198.240.11 +a +ip4:66.198.`
SOA	1	`ns1.a2hosting.com root.mi3-ss112.a2hosti`

Analysis

Mail Server Role

discretemath.org serves as the mail server for discretemath.org.

IP Addresses

discretemath.org points to a single IP address: 66.198.240.11.

Other host names such as mail.mors.ca, crateevents.com, normalpark.org, gentryfoto.com and onefiveent.com share IP numbers with discretemath.org.

Name Servers

discretemath.org is delegated to four name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.

At least part of the name servers for discretemath.org are shared with other domains, for instance moughraby.com, donerindustries.com, turbocraft.com, megawave.biz and umento.me.

These name servers are commonly used with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and ns4.mysecurecloudhost.com.

Host names with one IP: ns1.a2hosting.com points to 13.248.158.180; ns2.a2hosting.com points to 75.2.118.134; ns3.a2hosting.com points to 76.223.26.245; ns4.a2hosting.com points to 99.83.147.209.

Mail Servers

Mail for discretemath.org is handled by a single mail server, discretemath.org.

Host discretemath.org points to IP 66.198.240.11.

discretemath.org - robtex.com