mathmodels.org - dns.ninja

`mathmodels.org`

DNSSEC	⚠️ Not signed
A	18.237.175.66^{🇺🇸 Amazon18.236.0.0/15 EC2 PDX prefix}
		PTR	`ec2-18-237-175-66.us-west-2.compute.amazonaws.com`
NS	`ns-1088.awsdns-08.org` ⭐
		A	2600:9000:5304:4000::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1088.awsdns-08.org`
		A	205.251.196.64^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1088.awsdns-08.org`
NS	`ns-1965.awsdns-53.co.uk`
		A	2600:9000:5307:ad00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1965.awsdns-53.co.uk`
		A	205.251.199.173^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1965.awsdns-53.co.uk`
NS	`ns-77.awsdns-09.com`
		A	2600:9000:5300:4d00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-77.awsdns-09.com`
		A	205.251.192.77^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-77.awsdns-09.com`
NS	`ns-845.awsdns-41.net`
		A	2600:9000:5303:4d00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-845.awsdns-41.net`
		A	205.251.195.77^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-845.awsdns-41.net`
SOA	`ns-1088.awsdns-08.org`awsdns-hostmaster@amazon.com serial=1

`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=1785139264

WOT: SAFE (60/100)

Same first word

mathmodels.net

mathmodels.org

mathmodels.com

Similar names

slammethod.com

thomaslemd.com

DNS History

17 records (5 active, 12 former)

○NSdns-1.real-time.com2015-08-16 → 2017-05-26 · 4 obs

● 2015-08-16 15:30:22
● 2017-05-26 14:28:22
○ 2021-10-10 07:50:42
○ 2026-07-27 08:15:44

○NSdns-2.real-time.com2015-08-16 → 2017-05-26 · 4 obs

● 2015-08-16 15:30:22
● 2017-05-26 14:28:22
○ 2021-10-10 07:50:42
○ 2026-07-27 08:15:44

●NSns-1088.awsdns-08.org2026-03-27 → 2026-07-27 · 3 obs

○ 2021-10-10 07:50:42
● 2026-03-27 14:22:58
● 2026-07-27 08:15:44

●NSns-1965.awsdns-53.co.uk2026-03-27 → 2026-07-27 · 3 obs

○ 2021-10-10 07:50:42
● 2026-03-27 14:22:58
● 2026-07-27 08:15:44

●NSns-77.awsdns-09.com2026-03-27 → 2026-07-27 · 3 obs

○ 2021-10-10 07:50:42
● 2026-03-27 14:22:58
● 2026-07-27 08:15:44

●NSns-845.awsdns-41.net2026-03-27 → 2026-07-27 · 3 obs

○ 2021-10-10 07:50:42
● 2026-03-27 14:22:58
● 2026-07-27 08:15:44

○NSns.comap.com2015-08-16 → 2017-05-26 · 4 obs

● 2015-08-16 15:30:22
● 2017-05-26 14:28:22
○ 2021-10-10 07:50:42
○ 2026-07-27 08:15:44

○NSns.real-time.com2015-08-16 → 2017-05-26 · 4 obs

● 2015-08-16 15:30:22
● 2017-05-26 14:28:22
○ 2021-10-10 07:50:42
○ 2026-07-27 08:15:44

○NSns1.real-time.com2015-08-16 → 2017-05-26 · 4 obs

● 2015-08-16 15:30:22
● 2017-05-26 14:28:22
○ 2021-10-10 07:50:42
○ 2026-07-27 08:15:44

○NSns1.startlogic.com2021-10-10 → 2021-10-10 · 4 obs

○ 2017-05-26 14:28:22
● 2021-10-10 07:50:42
○ 2026-03-27 14:22:58
○ 2026-07-27 08:15:44

○NSns2.startlogic.com2021-10-10 → 2021-10-10 · 4 obs

○ 2017-05-26 14:28:22
● 2021-10-10 07:50:42
○ 2026-03-27 14:22:58
○ 2026-07-27 08:15:44

○MXmx.mathmodels.org2021-10-10 → 2021-10-10 · 4 obs

○ 2017-05-26 14:28:22
● 2021-10-10 07:50:42
○ 2026-03-27 14:22:58
○ 2026-07-27 08:15:44

○MXpeer33.imailcleaner.com2015-08-16 → 2017-05-26 · 4 obs

● 2015-08-16 15:30:22
● 2017-05-26 14:28:22
○ 2021-10-10 07:50:42
○ 2026-07-27 08:15:44

○MXpeerbu03.peertopeer.net2015-08-16 → 2017-05-26 · 4 obs

● 2015-08-16 15:30:22
● 2017-05-26 14:28:22
○ 2021-10-10 07:50:42
○ 2026-07-27 08:15:44

●A18.237.175.662026-03-27 → 2026-07-27 · 3 obs

○ 2021-10-10 07:50:42
● 2026-03-27 14:22:58
● 2026-07-27 08:15:44

○A216.250.163.2492016-03-19 → 2017-05-26 · 4 obs

● 2016-03-19 04:08:32
● 2017-05-26 14:28:22
○ 2021-10-10 07:50:42
○ 2026-07-27 08:15:44

○A66.96.134.762021-10-10 → 2021-10-10 · 4 obs

○ 2017-05-26 14:28:22
● 2021-10-10 07:50:42
○ 2026-03-27 14:22:58
○ 2026-07-27 08:15:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
mathmodels.org	ns-77.awsdns-09.com, ns-845.awsdns-41.net, ns-1088.awsdns-08.org, ns-1965.awsdns-53.co.uk	2 records

✅ Authoritative Response

Server:205.251.192.77

NS records: ns-77.awsdns-09.com, ns-845.awsdns-41.net, ns-1088.awsdns-08.org, ns-1965.awsdns-53.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathmodels.org (unsigned zone)

⏱️ Timing

Total: 698ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.237.175.66`
NS	4	`ns-1088.awsdns-08.org, ns-1965.awsdns-53.co.uk...`
SOA	1	`ns-1088.awsdns-08.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-1088.awsdns-08.org, ns-1088.awsdns-08.org)

Analysis

IP Addresses

mathmodels.org has exactly one IP address — 18.237.175.66.

Host names such as www.comap.com, ec2-18-237-175-66.us-west-2.compute.amazonaws.com and comap.com share their IP numbers with mathmodels.org.

Name Servers

Four name servers handle the delegation for mathmodels.org: ns-77.awsdns-09.com, ns-845.awsdns-41.net, ns-1088.awsdns-08.org and ns-1965.awsdns-53.co.uk.

There is at least partial name server overlap between mathmodels.org and other domains — kahc.jp, adzoomatrk.com, d17izwvvpkrcma.cloudfront.net and two more among them.

All four hostnames — ns-77.awsdns-09.com, ns-845.awsdns-41.net, ns-1088.awsdns-08.org and ns-1965.awsdns-53.co.uk — resolve to two IP numbers apiece: ns-77.awsdns-09.com to 205.251.192.77 and 2600:9000:5300:4d00::1; ns-845.awsdns-41.net to 205.251.195.77 and 2600:9000:5303:4d00::1; ns-1088.awsdns-08.org to 205.251.196.64 and 2600:9000:5304:4000::1; ns-1965.awsdns-53.co.uk to 205.251.199.173 and 2600:9000:5307:ad00::1.