mathcamp.org - dns.ninja

`mathcamp.org`

DNSSEC	⚠️ Not signed
A	104.239.142.169^{🇺🇸 RACKSPACE-DFW104.239.128.0/19 Rackspace, 5000 Walzem Road, San Antonio, TX 78218}
		PTR	`mail.mathcamp.org`
NS	`ns1.worldnic.com` ⭐
		A	162.159.26.110^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`powerdns-prod06.dc.tutum.co`
NS	`ns2.worldnic.com`
		A	162.159.27.124^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`v=spf2.0/pra ?all`
TXT	`v=A2F00760AF`
TXT	`v=spf1 a mx a:mathcamp.org ip4:104.239.142.169 ip6:2001:4800:7818:104:be76:4e...`
TXT	`A2F00760AF`
TXT	`google-site-verification=PvEAqajTroOrUoKXm8uvg-KKZ9Z8s7BLz8aLwd3mPvQ`
SOA	`NS1.WORLDNIC.COM`namehost@WORLDNIC.COM serial=125051601

`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=1782786637

rank #916754 globally
rank #69045 in the tld
WOT: SAFE (77/100)

Subdomains

newton.mathcamp.org

appsys.mathcamp.org

mail.mathcamp.org

Same first word

mathcamp.org

mathcamp.it

mathcamp.net

mathcamp.us

Similar names

champmat.com

mathcapm.com

matchmap.net

pmamatch.com

mhctampa.org

DNS History

10 records (8 active, 2 former)

●NSns1.worldnic.com2015-08-17 → 2026-06-30 · 2 obs

● 2015-08-17 03:59:22
● 2026-06-30 03:03:46

●NSns2.worldnic.com2015-08-17 → 2026-06-30 · 2 obs

● 2015-08-17 03:59:22
● 2026-06-30 03:03:46

●MXalt1.aspmx.l.google.com2026-02-21 → 2026-06-30 · 3 obs

○ 2017-04-06 00:52:18
● 2026-02-21 21:26:26
● 2026-06-30 03:03:46

●MXalt2.aspmx.l.google.com2026-02-21 → 2026-06-30 · 3 obs

○ 2017-04-06 00:52:18
● 2026-02-21 21:26:26
● 2026-06-30 03:03:46

●MXalt3.aspmx.l.google.com2026-02-21 → 2026-06-30 · 3 obs

○ 2017-04-06 00:52:18
● 2026-02-21 21:26:26
● 2026-06-30 03:03:46

●MXalt4.aspmx.l.google.com2026-02-21 → 2026-06-30 · 3 obs

○ 2017-04-06 00:52:18
● 2026-02-21 21:26:26
● 2026-06-30 03:03:46

●MXaspmx.l.google.com2026-02-21 → 2026-06-30 · 3 obs

○ 2017-04-06 00:52:18
● 2026-02-21 21:26:26
● 2026-06-30 03:03:46

○MXmail.mathcamp.org2015-08-17 → 2017-04-06 · 4 obs

● 2015-08-17 03:59:22
● 2017-04-06 00:52:18
○ 2026-02-21 21:26:26
○ 2026-06-30 03:03:46

●A104.239.142.1692026-02-21 → 2026-06-30 · 3 obs

○ 2017-04-06 00:52:18
● 2026-02-21 21:26:26
● 2026-06-30 03:03:46

○A166.78.23.442015-08-17 → 2017-04-06 · 4 obs

● 2015-08-17 03:59:22
● 2017-04-06 00:52:18
○ 2026-02-21 21:26:26
○ 2026-06-30 03:03:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
mathcamp.org	ns1.worldnic.com, ns2.worldnic.com	-

✅ Authoritative Response

Server:162.159.27.124

NS records: ns1.worldnic.com, ns2.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathcamp.org (unsigned zone)

⏱️ Timing

Total: 1485ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.239.142.169`
NS	2	`ns1.worldnic.com, ns2.worldnic.com`
MX	5	`alt3.aspmx.l.google.com (pri: 10), aspmx.l.google.com (pri: 1)...`
TXT	5	`v=spf2.0/pra ?all, v=A2F00760AF...`
SOA	1	`NS1.WORLDNIC.COM namehost.WORLDNIC.COM`

Analysis

Hierarchy

mathcamp.org sits above newton.mathcamp.org, appsys.mathcamp.org and mail.mathcamp.org in the domain hierarchy.

IP Addresses

mathcamp.org points to a single IP number: 104.239.142.169.

mathcamp.org shares its IP numbers with other host names, including mail.mathcamp.org, appsys.mathcamp.org, mail.summerprogramsroundtable.org and summerprogramsroundtable.org.

Name Servers

The NS records for mathcamp.org delegate to ns1.worldnic.com and ns2.worldnic.com.

mathcamp.org shares its name server setup with other domains, including hustonmayandfayez.com, cbrsalliance.org, maestegcelticrfc.com and two others.

Some name servers delegated to mathcamp.org are also used by other domains, notably autosportne.mobi and diabetesresearch.org.

ns1.worldnic.com → 162.159.26.110 and ns2.worldnic.com → 162.159.27.124: one IP number per host name.

Mail Servers

Five mail servers handle mathcamp.org: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

mathcamp.org shares mail servers — at least in part — with other domains, including healthdox.com, helppixeldesign.com, macdnet.org and two others.

These mail servers are frequently used alongside the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and aspmx2.googlemail.com, plus two others.

Host names with two IP numbers:

The A records for aspmx.l.google.com return 142.251.179.27 and 2607:f8b0:4004:c1d::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1b.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1b.