techstream.org - dns.ninja

`techstream.org`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::6815:4eec^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:8a6c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.236^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.108^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ruth.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a8f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruth.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ruth.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ruth.ns.cloudflare.com`
		A	108.162.192.143^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruth.ns.cloudflare.com`
		A	172.64.32.143^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruth.ns.cloudflare.com`
		A	173.245.58.143^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruth.ns.cloudflare.com`
NS	`theo.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b90^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c190^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`theo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2190^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`theo.ns.cloudflare.com`
		A	108.162.193.144^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	172.64.33.144^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
		A	173.245.59.144^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`theo.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.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	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`google-site-verification=18MOiq7RH_cQItgil6v9gcTN1xmgy9hGVe9S7gHkzcE`
TXT	`v=spf1 include:_spf.google.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.78.236, 172.67.138.108
		IPv6 hints	2606:4700:3030::6815:4eec, 2606:4700:3033::ac43:8a6c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=158, name=cloudflare-ech.com
SOA	`ruth.ns.cloudflare.com`dns@cloudflare.com serial=2409192992

`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=1785337348

PTR for

195.70.94.216.in-addr.arpa

Subdomains

www.techstream.org

Same first word

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secretmath.com

DNS History

28 records (11 active, 17 former)

○NSdns1.registrar-servers.com2015-12-13 → 2017-03-17 · 5 obs

○ 2015-10-13 18:10:42
● 2015-12-13 05:25:54
● 2017-03-17 10:26:14
○ 2026-02-15 01:02:50
○ 2026-07-29 15:10:50

○NSdns2.registrar-servers.com2015-12-13 → 2017-03-17 · 5 obs

○ 2015-10-13 18:10:42
● 2015-12-13 05:25:54
● 2017-03-17 10:26:14
○ 2026-02-15 01:02:50
○ 2026-07-29 15:10:50

○NSdns3.registrar-servers.com2015-12-13 → 2017-03-17 · 5 obs

○ 2015-10-13 18:10:42
● 2015-12-13 05:25:54
● 2017-03-17 10:26:14
○ 2026-02-15 01:02:50
○ 2026-07-29 15:10:50

○NSdns4.registrar-servers.com2015-12-13 → 2017-03-17 · 5 obs

○ 2015-10-13 18:10:42
● 2015-12-13 05:25:54
● 2017-03-17 10:26:14
○ 2026-02-15 01:02:50
○ 2026-07-29 15:10:50

○NSdns5.registrar-servers.com2015-12-13 → 2017-03-17 · 5 obs

○ 2015-10-13 18:10:42
● 2015-12-13 05:25:54
● 2017-03-17 10:26:14
○ 2026-02-15 01:02:50
○ 2026-07-29 15:10:50

○NSns.uunet.ca2007-08-13 → 2007-08-13 · 3 obs

● 2007-08-13 21:52:26
○ 2015-05-21 02:13:00
○ 2026-07-29 15:10:50

○NSns1.techstream.ca2007-08-13 → 2007-08-13 · 3 obs

● 2007-08-13 21:52:26
○ 2015-05-21 02:13:00
○ 2026-07-29 15:10:50

○NSns117.lacehost.com2015-05-21 → 2015-10-13 · 5 obs

○ 2007-08-13 21:52:26
● 2015-05-21 02:13:00
● 2015-10-13 18:10:42
○ 2015-12-13 05:25:54
○ 2026-07-29 15:10:50

○NSns118.lacehost.com2015-05-21 → 2015-10-13 · 5 obs

○ 2007-08-13 21:52:26
● 2015-05-21 02:13:00
● 2015-10-13 18:10:42
○ 2015-12-13 05:25:54
○ 2026-07-29 15:10:50

●NSruth.ns.cloudflare.com2026-02-15 → 2026-07-29 · 3 obs

○ 2017-03-17 10:26:14
● 2026-02-15 01:02:50
● 2026-07-29 15:10:50

●NStheo.ns.cloudflare.com2026-02-15 → 2026-07-29 · 3 obs

○ 2017-03-17 10:26:14
● 2026-02-15 01:02:50
● 2026-07-29 15:10:50

●MXalt1.aspmx.l.google.com2015-05-21 → 2026-07-29 · 3 obs

○ 2007-08-13 21:52:26
● 2015-05-21 02:13:00
● 2026-07-29 15:10:50

●MXalt2.aspmx.l.google.com2015-05-21 → 2026-07-29 · 3 obs

○ 2007-08-13 21:52:26
● 2015-05-21 02:13:00
● 2026-07-29 15:10:50

●MXaspmx.l.google.com2015-05-21 → 2026-07-29 · 3 obs

○ 2007-08-13 21:52:26
● 2015-05-21 02:13:00
● 2026-07-29 15:10:50

●MXaspmx2.googlemail.com2015-05-21 → 2026-07-29 · 3 obs

○ 2007-08-13 21:52:26
● 2015-05-21 02:13:00
● 2026-07-29 15:10:50

●MXaspmx3.googlemail.com2015-05-21 → 2026-07-29 · 3 obs

○ 2007-08-13 21:52:26
● 2015-05-21 02:13:00
● 2026-07-29 15:10:50

●A104.21.78.2362026-02-15 → 2026-07-29 · 16 obs

○ 2017-03-17 10:26:14
● 2026-02-15 01:02:50
● 2026-03-14 21:51:48
○ 2026-03-15 15:28:44
● 2026-03-20 10:31:14
● 2026-03-30 09:53:32
○ 2026-03-31 04:25:56
● 2026-04-09 08:21:16
● 2026-05-09 07:54:58
○ 2026-05-09 23:44:50
● 2026-05-19 20:28:48
● 2026-05-23 06:00:14
○ 2026-06-15 02:39:24
● 2026-06-27 09:40:16
○ 2026-07-02 03:15:52
● 2026-07-29 15:10:50

○A158.69.194.902015-12-13 → 2017-03-17 · 5 obs

○ 2015-10-13 18:10:42
● 2015-12-13 05:25:54
● 2017-03-17 10:26:14
○ 2026-02-15 01:02:50
○ 2026-07-29 15:10:50

●A172.67.138.1082026-02-15 → 2026-07-29 · 16 obs

○A188.114.96.02026-03-15 → 2026-07-02 · 14 obs

○ 2026-03-14 21:51:48
● 2026-03-15 15:28:44
○ 2026-03-20 10:31:14
○ 2026-03-30 09:53:32
● 2026-03-31 04:25:56
○ 2026-04-09 08:21:16
○ 2026-05-09 07:54:58
● 2026-05-09 23:44:50
○ 2026-05-19 20:28:48
○ 2026-05-23 06:00:14
● 2026-06-15 02:39:24
○ 2026-06-27 09:40:16
● 2026-07-02 03:15:52
○ 2026-07-29 15:10:50

○A188.114.97.02026-03-15 → 2026-07-02 · 14 obs

○A216.94.70.1942007-08-13 → 2007-08-13 · 3 obs

● 2007-08-13 21:52:26
○ 2015-05-21 02:13:00
○ 2026-07-29 15:10:50

●A2606:4700:3030::6815:4eec2026-06-27 → 2026-07-29 · 4 obs

○ 2026-06-15 02:39:24
● 2026-06-27 09:40:16
○ 2026-07-02 03:15:52
● 2026-07-29 15:10:50

○A2606:4700:3033::6815:4eec2026-02-15 → 2026-05-23 · 14 obs

●A2606:4700:3033::ac43:8a6c2026-02-15 → 2026-07-29 · 16 obs

○A2a06:98c1:3120::2026-03-15 → 2026-07-02 · 14 obs

○A2a06:98c1:3121::2026-03-15 → 2026-07-02 · 14 obs

○A67.23.166.1552015-05-21 → 2015-10-13 · 5 obs

○ 2007-08-13 21:52:26
● 2015-05-21 02:13:00
● 2015-10-13 18:10:42
○ 2015-12-13 05:25:54
○ 2026-07-29 15:10:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
techstream.org	ruth.ns.cloudflare.com, theo.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.143

NS records: ruth.ns.cloudflare.com, theo.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 780ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.78.236, 172.67.138.108`
AAAA	2	`2606:4700:3030::6815:4eec, 2606:4700:3033::ac43:8a6c`
NS	2	`ruth.ns.cloudflare.com, theo.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	2	`google-site-verification=18MOiq7RH_cQItg, v=spf1 include:_spf.google.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ruth.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

techstream.org is the parent zone for www.techstream.org.

IP Addresses

techstream.org resolves to four IP addresses: 104.21.78.236, 172.67.138.108, 2606:4700:3030::6815:4eec and 2606:4700:3033::ac43:8a6c.

Two other host names, along with freecourtage.fr, merline.com and taskworm.com, also share IP numbers with techstream.org.

Name Servers

The NS records for techstream.org delegate to ruth.ns.cloudflare.com and theo.ns.cloudflare.com.

techstream.org shares its NS records with other domains, for example flunky.club, cloudflare-google-sheet.pages.dev, xesture.com and two others.

techstream.org partially shares its NS delegation with several other domains, including myhealthcaremeds.com, 8882928.com, cb173.cc and two others.

These name servers regularly co-occur with the name servers gwen.ns.cloudflare.com, galilea.ns.cloudflare.com and gerald.ns.cloudflare.com.

DNS names with 6 IP addresses:

ruth.ns.cloudflare.com maps to 108.162.192.143, 172.64.32.143, 173.245.58.143 and 3 additional IP addresses.

theo.ns.cloudflare.com maps to 108.162.193.144, 172.64.33.144, 173.245.59.144 and 3 additional IP addresses.

Mail Servers

techstream.org is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between techstream.org and other domains, including ns500734.ns500699.ns500734.ns500699.ns500693.ns500699.ns500699.ns500693.ns500693.ns500588.ns500588.ns500612.ns500612.ns500612.ns500588.ns500588.dtrkdll.com, ns500841.ns500821.ns500821.ns500821.ns500821.ns500794.ns500795.ns500794.ns500795.lustypartnersfinder.com, ns500759.ns500759.ns500758.ns500735.ns500736.ns500736.ns500736.ns500698.ns500735.ns500698.ns500698.ns500576.ns500698.ns500708.ns500576.ns500652.ns500576.trackreceptor.com and two others.

These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

The A records for aspmx2.googlemail.com return 108.177.123.26 and 2800:3f0:4003:c0f::1b.

The A records for aspmx3.googlemail.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.

The A records for aspmx.l.google.com return 192.178.155.27 and 2607:f8b0:4004:c08::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.26 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.

aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 2800:3f0:4003:c0f::1b IP addresses.

aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 108.177.123.26 IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 172.253.116.27 IP addresses.