`tbcalumni.org`

DNSSEC	⚠️ Not signed
A	208.97.155.240^{🇺🇸 AS26347208.97.128.0/18 New Dream Network, LLC 417 Associated Rd. PMB 257 Brea, CA 92821 UNITED STATES}
		PTR	`apache2-moon.iad1-shared-d12-04.dreamhost.com`
NS	`ns1.dreamhost.com` ⭐
		A	162.159.26.14^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dreamhost.com`
NS	`ns2.dreamhost.com`
		A	162.159.26.81^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.dreamhost.com`
NS	`ns3.dreamhost.com`
		A	162.159.27.84^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.dreamhost.com`
MX	`aspmx.l.google.com` ⭐
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2801::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f26.1e100.net`
		A	192.178.128.27^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:1015::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f27.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4025:c01::1b^{🇵🇱 Google2a00:1450:4025::/48}
			PTR	`rd-in-f27.1e100.net`
		A	142.250.147.26^{🇺🇸 Google142.250.147.0/24}
			PTR	`rd-in-f26.1e100.net`
TXT	`v=spf1 mx include:Google -all`
SOA	`ns1.dreamhost.com`hostmaster@dreamhost.com 2026-03-13 #3

`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=1774498760

Subdomains

mail.tbcalumni.org

Same first word

tbcalumni.org

tbcalumni.com

Similar names

multibanc.com

ultimabcn.com

DNS History

10 records (9 active, 1 former)

●NSns1.dreamhost.com2015-06-19 → 2026-03-26 · 2 obs

● 2015-06-19 15:10:34
● 2026-03-26 04:31:20

●NSns2.dreamhost.com2015-06-19 → 2026-03-26 · 2 obs

● 2015-06-19 15:10:34
● 2026-03-26 04:31:20

●NSns3.dreamhost.com2015-06-19 → 2026-03-26 · 2 obs

● 2015-06-19 15:10:34
● 2026-03-26 04:31:20

●MXalt1.aspmx.l.google.com2015-06-19 → 2026-03-26 · 2 obs

● 2015-06-19 15:10:34
● 2026-03-26 04:31:20

●MXalt2.aspmx.l.google.com2015-06-19 → 2026-03-26 · 2 obs

● 2015-06-19 15:10:34
● 2026-03-26 04:31:20

●MXalt3.aspmx.l.google.com2015-06-19 → 2026-03-26 · 2 obs

● 2015-06-19 15:10:34
● 2026-03-26 04:31:20

●MXalt4.aspmx.l.google.com2015-06-19 → 2026-03-26 · 2 obs

● 2015-06-19 15:10:34
● 2026-03-26 04:31:20

●MXaspmx.l.google.com2015-06-19 → 2026-03-26 · 2 obs

● 2015-06-19 15:10:34
● 2026-03-26 04:31:20

●A208.97.155.2402026-02-22 → 2026-03-26 · 3 obs

○ 2017-04-08 23:09:22
● 2026-02-22 07:46:52
● 2026-03-26 04:31:20

○A65.23.161.2122015-06-19 → 2017-04-08 · 4 obs

● 2015-06-19 15:10:34
● 2017-04-08 23:09:22
○ 2026-02-22 07:46:52
○ 2026-03-26 04:31:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
tbcalumni.org	ns3.dreamhost.com, ns2.dreamhost.com, ns1.dreamhost.com	-

✅ Authoritative Response

Server:162.159.26.81

NS records: ns3.dreamhost.com, ns2.dreamhost.com, ns1.dreamhost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tbcalumni.org (unsigned zone)

⏱️ Timing

Total: 837ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.97.155.240`
NS	3	`ns1.dreamhost.com, ns2.dreamhost.com...`
MX	5	`ALT4.ASPMX.L.GOOGLE.COM (pri: 10), ALT1.ASPMX.L.GOOGLE.COM (pri: 5)...`
TXT	1	`v=spf1 mx include:Google -all`
SOA	1	`ns1.dreamhost.com hostmaster.dreamhost.c`

Analysis

Hierarchy

The parent of mail.tbcalumni.org is tbcalumni.org.

IP Addresses

tbcalumni.org points to a single IP: 208.97.155.240.

Other host names, for instance butterflycorporation.com, dubvandal.com, www.butterflycorporation.com, themelissalore.com and tras.ca share IP numbers with tbcalumni.org.

Name Servers

tbcalumni.org is delegated to three name servers: ns1.dreamhost.com, ns2.dreamhost.com and ns3.dreamhost.com.

tbcalumni.org partially shares name servers with other domains; examples include amtechtx.com, emresident.org, spannow.com, voidpulse.com and tedhatch.com.