mathnotepad.org - dns.ninja

`mathnotepad.org`

DNSSEC	⚠️ Not signed
A	3.33.249.164^{🇺🇸 Amazon3.33.240.0/20}
		PTR	`aa415c6ca9a0cf0bf.awsglobalaccelerator.com`
A	15.197.253.240^{🇺🇸 Amazon15.197.240.0/20}
A	52.223.53.203^{🇺🇸 Amazon52.223.48.0/20}
A	99.83.185.157^{🇺🇸 Amazon99.83.176.0/20}
NS	`ns1.dnsimple.com` ⭐
		A	2620:111:8004::53^{🇺🇸 AS327712620:111:8004::/48 DNSimple Corporation}
		A	199.247.152.53^{🇺🇸 AS32771199.247.152.0/24 DNSimple Corporation}
NS	`ns2.dnsimple.com`
		A	2620:111:8005::53^{🇺🇸 AS327712620:111:8005::/48 Vultr Customer Route}
		A	199.247.153.53^{🇺🇸 AS32771199.247.153.0/24 Vultr Customer Route}
NS	`ns3.dnsimple.com`
		A	2620:111:8006::53^{🇺🇸 AS327712620:111:8006::/48 DNSimple Corporation}
		A	199.247.154.53^{🇺🇸 AS32771199.247.154.0/24 DNSimple Corporation}
NS	`ns4.dnsimple.com`
		A	2620:111:8007::53^{🇺🇸 AS327712620:111:8007::/48 Vultr Customer Route}
		A	199.247.155.53^{🇺🇸 AS32771199.247.155.0/24 Vultr Customer Route}
SOA	`ns1.dnsimple.com`admin@dnsimple.com serial=1447935325

`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=1785973517

Same first word

mathnotepad.herokuapp.com

mathnotepad.com

mathnotepad.org

DNS History

36 records (8 active, 28 former)

●NSns1.dnsimple.com2015-12-14 → 2026-08-06 · 3 obs

○ 2015-10-14 21:56:20
● 2015-12-14 01:31:16
● 2026-08-06 00:00:22

○NSns1.metaregistrar.nl2015-05-26 → 2015-10-14 · 4 obs

● 2015-05-26 02:38:52
● 2015-10-14 21:56:20
○ 2015-12-14 01:31:16
○ 2026-08-06 00:00:22

●NSns2.dnsimple.com2015-12-14 → 2026-08-06 · 3 obs

○ 2015-10-14 21:56:20
● 2015-12-14 01:31:16
● 2026-08-06 00:00:22

○NSns2.metaregistrar.nl2015-05-26 → 2015-10-14 · 4 obs

● 2015-05-26 02:38:52
● 2015-10-14 21:56:20
○ 2015-12-14 01:31:16
○ 2026-08-06 00:00:22

●NSns3.dnsimple.com2015-12-14 → 2026-08-06 · 3 obs

○ 2015-10-14 21:56:20
● 2015-12-14 01:31:16
● 2026-08-06 00:00:22

●NSns4.dnsimple.com2015-12-14 → 2026-08-06 · 3 obs

○ 2015-10-14 21:56:20
● 2015-12-14 01:31:16
● 2026-08-06 00:00:22

●A15.197.253.2402026-08-06 → 2026-08-06 · 2 obs

○ 2017-07-04 19:39:54
● 2026-08-06 00:00:22

○A176.34.100.2272017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A176.34.191.842017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A176.34.225.742016-05-09 → 2016-05-09 · 4 obs

○ 2015-12-14 01:31:16
● 2016-05-09 13:29:34
○ 2017-02-10 19:17:52
○ 2026-08-06 00:00:22

○A176.34.247.862017-02-10 → 2017-02-10 · 4 obs

○ 2016-05-09 13:29:34
● 2017-02-10 19:17:52
○ 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A188.93.150.1182015-05-26 → 2015-10-14 · 4 obs

● 2015-05-26 02:38:52
● 2015-10-14 21:56:20
○ 2015-12-14 01:31:16
○ 2026-08-06 00:00:22

●A3.33.249.1642026-08-06 → 2026-08-06 · 2 obs

○ 2017-07-04 19:39:54
● 2026-08-06 00:00:22

○A46.137.164.1622017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A46.137.167.22017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A46.137.168.2422017-02-10 → 2017-02-10 · 4 obs

○ 2016-05-09 13:29:34
● 2017-02-10 19:17:52
○ 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A46.137.176.772015-12-14 → 2015-12-14 · 4 obs

○ 2015-10-14 21:56:20
● 2015-12-14 01:31:16
○ 2016-05-09 13:29:34
○ 2026-08-06 00:00:22

●A52.223.53.2032026-08-06 → 2026-08-06 · 2 obs

○ 2017-07-04 19:39:54
● 2026-08-06 00:00:22

○A54.195.245.1212017-02-10 → 2017-02-10 · 4 obs

○ 2016-05-09 13:29:34
● 2017-02-10 19:17:52
○ 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.217.214.2242017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.217.217.1512017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.217.228.2032017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.217.252.1482017-02-10 → 2017-02-10 · 4 obs

○ 2016-05-09 13:29:34
● 2017-02-10 19:17:52
○ 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.217.254.882017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.228.198.802017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.228.203.272017-02-10 → 2017-02-10 · 4 obs

○ 2016-05-09 13:29:34
● 2017-02-10 19:17:52
○ 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.228.218.1752017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.228.220.852017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.228.255.782017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.246.116.2332017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.246.92.1532017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.247.105.1142017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.247.110.812017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.247.114.132017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

○A54.247.66.2022017-07-04 → 2017-07-04 · 3 obs

○ 2017-02-10 19:17:52
● 2017-07-04 19:39:54
○ 2026-08-06 00:00:22

●A99.83.185.1572026-08-06 → 2026-08-06 · 2 obs

○ 2017-07-04 19:39:54
● 2026-08-06 00:00:22

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:199.247.154.53

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathnotepad.org (unsigned zone)

⏱️ Timing

Total: 588ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.33.249.164, 15.197.253.240...`
NS	4	`ns1.dnsimple.com, ns2.dnsimple.com...`
SOA	1	`ns1.dnsimple.com admin.dnsimple.com`

Analysis

IP Addresses

mathnotepad.org resolves to four IP addresses: 3.33.249.164, 15.197.253.240, 52.223.53.203 and 99.83.185.157.

id.eresults.nl.herokudns.com, sheltered-shore-b7ec8cbc7pcxkoox9ri21b47.herokudns.com, amorphous-ape-vteyf1fwqr55p8vvpi8ndnjk.herokudns.com and two other host names share IP numbers with mathnotepad.org.

Name Servers

The authoritative name servers for mathnotepad.org are ns1.dnsimple.com, ns2.dnsimple.com, ns3.dnsimple.com and ns4.dnsimple.com.

mathnotepad.org shares at least some of its name servers with other domains, including timebolt.io, rtb-adipolo.com, casinocareers.net and two others.

These name servers are frequently paired with the name servers ns4.dnsimple-edge.org and ns2.dnsimple-edge.net.

The host names ns1.dnsimple.com, ns2.dnsimple.com, ns3.dnsimple.com and ns4.dnsimple.com each resolve to two IP addresses: ns1.dnsimple.com resolves to 199.247.152.53 and 2620:111:8004::53; ns2.dnsimple.com resolves to 199.247.153.53 and 2620:111:8005::53; ns3.dnsimple.com resolves to 199.247.154.53 and 2620:111:8006::53; ns4.dnsimple.com resolves to 199.247.155.53 and 2620:111:8007::53.