upstack.io - dns.ninja

`upstack.io`

DNSSEC	⚠️ Not signed
A	35.212.96.187^{🇺🇸 Google35.212.0.0/17}
		PTR	`187.96.212.35.bc.googleusercontent.com`
NS	`axfr.dnsimple.com` ⭐
		A	2600:1f16:ae2:e902:6881:5f5e:c245:887e^{🇺🇸 Amazon2600:1f16:800::/38 AMAZON AWS}
		A	18.189.127.127^{🇺🇸 Amazon18.189.0.0/16 EC2 CMH prefix}
			PTR	`ec2-18-189-127-127.us-east-2.compute.amazonaws.com`
NS	`ns1.dnsimple.com`
		A	2400:cb00:2049:1::a29f:1804^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns1.dnsimple.com`
		A	162.159.24.4^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.dnsimple.com`
NS	`ns100.digicertdns.com`
		A	2600:1800:5::1:1f^{🇺🇸 Tiggee2600:1800:5::/48 DNS Made Easy anycast network}
			PTR	`ns100.digicertdns.com`
		A	208.94.148.63^{🇺🇸 Tiggee208.94.148.0/24 DNS Made Easy anycast network}
			PTR	`ns100.digicertdns.com`
NS	`ns101.digicertdns.com`
		A	2600:1801:6::1:1f^{🇺🇸 Tiggee2600:1801:6::/48 DNS Made Easy anycast network}
			PTR	`ns101.digicertdns.com`
		A	208.80.124.63^{🇺🇸 Tiggee208.80.124.0/24 DNS Made Easy anycast network}
			PTR	`ns101.digicertdns.com`
NS	`ns102.digicertdns.com`
		A	2600:1802:7::1:1f^{🇺🇸 Tiggee2600:1802:7::/48 DNS Made Easy anycast network}
			PTR	`ns102.digicertdns.com`
		A	208.80.126.63^{🇺🇸 Tiggee208.80.126.0/24 DNS Made Easy anycast network}
			PTR	`ns102.digicertdns.com`
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	2400:cb00:2049:1::a29f:1a04^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
			PTR	`ns3.dnsimple.com`
		A	162.159.26.4^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.dnsimple.com`
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}
MX	`upstack-io.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c91d::b^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00603.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00603.inbound.protection.outlook.com`
		A	2a01:111:f403:f90c::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f913::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy1pr03cu00100.inbound.protection.outlook.com`
		A	52.101.10.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr02cu00301.inbound.protection.outlook.com`
		A	52.101.40.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr05cu00402.inbound.protection.outlook.com`
		A	52.101.40.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr03cu00106.inbound.protection.outlook.com`
		A	52.101.50.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr05cu00401.inbound.protection.outlook.com`
TXT	`MS=ms93870686`
TXT	`google-site-verification=M5v4MgNenI96hjbGlN96XS05Lwhs_ut4BCc4uflqD-k`
TXT	`google-site-verification=vEwzt_W9gAcG5bgja-19Hw4iJBUllpX9bWrHq3BbB0w`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`axfr.dnsimple.com`admin@dnsimple.com serial=1527604889

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1781210441

Subdomains

marketplace.upstack.io

api.upstack.io

www.upstack.io

Same first word

upstack.com

upstack.io

upstack.net

upstack.co

Similar names

stackup.ca

stackup.ai

kutaspc.com

stackup.guru

utpacks.com

taskcup.com

stackup.net

stackup.education

stackup.org

stackup.finance

pustack.com

stackup.com

stackup.io

stackup.dev

stackup.co

stackup.co.uk

stackup.fi

tupacks.com

cuptask.com

stackup.sh

stackup.expert

stackup.com.au

stackup.cn

stackup.it

stackup.tech

skatcup.com

DNS History

22 records (10 active, 12 former)

●NSaxfr.dnsimple.com2018-11-13 → 2026-06-11 · 3 obs

○ 2018-05-08 13:06:54
● 2018-11-13 11:52:26
● 2026-06-11 20:56:48

●NSns1.dnsimple.com2018-11-13 → 2026-06-11 · 3 obs

○ 2018-05-08 13:06:54
● 2018-11-13 11:52:26
● 2026-06-11 20:56:48

○NSns1.siteground142.com2018-05-08 → 2018-05-08 · 3 obs

● 2018-05-08 13:06:54
○ 2018-11-13 11:52:26
○ 2026-06-11 20:56:48

●NSns100.digicertdns.com2026-04-03 → 2026-06-11 · 3 obs

○ 2026-02-27 11:07:36
● 2026-04-03 05:27:40
● 2026-06-11 20:56:48

●NSns101.digicertdns.com2026-04-03 → 2026-06-11 · 3 obs

○ 2026-02-27 11:07:36
● 2026-04-03 05:27:40
● 2026-06-11 20:56:48

●NSns102.digicertdns.com2026-04-03 → 2026-06-11 · 3 obs

○ 2026-02-27 11:07:36
● 2026-04-03 05:27:40
● 2026-06-11 20:56:48

●NSns2.dnsimple.com2018-11-13 → 2026-06-11 · 3 obs

○ 2018-05-08 13:06:54
● 2018-11-13 11:52:26
● 2026-06-11 20:56:48

○NSns2.siteground142.com2018-05-08 → 2018-05-08 · 3 obs

● 2018-05-08 13:06:54
○ 2018-11-13 11:52:26
○ 2026-06-11 20:56:48

●NSns3.dnsimple.com2018-11-13 → 2026-06-11 · 3 obs

○ 2018-05-08 13:06:54
● 2018-11-13 11:52:26
● 2026-06-11 20:56:48

●NSns4.dnsimple.com2018-11-13 → 2026-06-11 · 3 obs

○ 2018-05-08 13:06:54
● 2018-11-13 11:52:26
● 2026-06-11 20:56:48

○NSns5.dnsmadeeasy.com2018-11-13 → 2026-02-27 · 5 obs

○ 2018-05-08 13:06:54
● 2018-11-13 11:52:26
● 2026-02-27 11:07:36
○ 2026-04-03 05:27:40
○ 2026-06-11 20:56:48

○NSns6.dnsmadeeasy.com2018-11-13 → 2026-02-27 · 5 obs

○ 2018-05-08 13:06:54
● 2018-11-13 11:52:26
● 2026-02-27 11:07:36
○ 2026-04-03 05:27:40
○ 2026-06-11 20:56:48

○NSns7.dnsmadeeasy.com2018-11-13 → 2026-02-27 · 5 obs

○ 2018-05-08 13:06:54
● 2018-11-13 11:52:26
● 2026-02-27 11:07:36
○ 2026-04-03 05:27:40
○ 2026-06-11 20:56:48

○MXalt1.aspmx.l.google.com2018-05-08 → 2021-11-04 · 4 obs

● 2018-05-08 13:06:54
● 2021-11-04 17:26:38
○ 2026-02-17 12:50:38
○ 2026-06-11 20:56:48

○MXalt2.aspmx.l.google.com2018-05-08 → 2021-11-04 · 4 obs

● 2018-05-08 13:06:54
● 2021-11-04 17:26:38
○ 2026-02-17 12:50:38
○ 2026-06-11 20:56:48

○MXalt3.aspmx.l.google.com2018-05-08 → 2021-11-04 · 4 obs

● 2018-05-08 13:06:54
● 2021-11-04 17:26:38
○ 2026-02-17 12:50:38
○ 2026-06-11 20:56:48

○MXalt4.aspmx.l.google.com2018-05-08 → 2021-11-04 · 4 obs

● 2018-05-08 13:06:54
● 2021-11-04 17:26:38
○ 2026-02-17 12:50:38
○ 2026-06-11 20:56:48

○MXaspmx.l.google.com2018-05-08 → 2021-11-04 · 4 obs

● 2018-05-08 13:06:54
● 2021-11-04 17:26:38
○ 2026-02-17 12:50:38
○ 2026-06-11 20:56:48

●MXupstack-io.mail.protection.outlook.com2026-02-17 → 2026-06-11 · 3 obs

○ 2021-11-04 17:26:38
● 2026-02-17 12:50:38
● 2026-06-11 20:56:48

○A184.154.240.262018-05-08 → 2018-11-13 · 4 obs

● 2018-05-08 13:06:54
● 2018-11-13 11:52:26
○ 2021-11-04 17:26:38
○ 2026-06-11 20:56:48

○A35.208.98.1562021-11-04 → 2021-11-04 · 4 obs

○ 2018-11-13 11:52:26
● 2021-11-04 17:26:38
○ 2026-02-17 12:50:38
○ 2026-06-11 20:56:48

●A35.212.96.1872026-02-17 → 2026-06-11 · 3 obs

○ 2021-11-04 17:26:38
● 2026-02-17 12:50:38
● 2026-06-11 20:56:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io	-
upstack.io	ns100.digicertdns.com, ns3.dnsimple.com, ns101.digicertdns.com, ns102.digicertdns.com...	-

✅ Authoritative Response

Server:208.94.148.63

NS records: ns100.digicertdns.com, ns3.dnsimple.com, ns101.digicertdns.com, ns102.digicertdns.com, ns2.dnsimple.com, ns4.dnsimple.com, ns1.dnsimple.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for upstack.io (unsigned zone)

⏱️ Timing

Total: 1945ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`35.212.96.187`
NS	7	`ns1.dnsimple.com, ns2.dnsimple.com...`
MX	1	`upstack-io.mail.protection.outlook.com (`
TXT	4	`google-site-verification=M5v4MgNenI96hjb, google-site-verification=vEwzt_W9gAcG5bg...`
SOA	1	`axfr.dnsimple.com admin.dnsimple.com`

Analysis

Hierarchy

marketplace.upstack.io, api.upstack.io and www.upstack.io each fall under the parent domain upstack.io.

IP Addresses

upstack.io directs to one IP number, which is 35.212.96.187.

187.96.212.35.bc.googleusercontent.com and upstack.com, along with other host names, share IP addresses with upstack.io.

Name Servers

upstack.io is delegated to 8 name servers: ns100.digicertdns.com, ns101.digicertdns.com, ns102.digicertdns.com and 5 other.

upstack.io partially shares its NS delegation with several other domains, including streambyte.com, parfymrecension.se, tizendev.org and two others.

In DNS configurations, these name servers often share authority with ns1.dnsimple.com, ns3.dnsimple.com, ns2.dnsimple.com and 7 other name servers.

Hosts with two IP numbers each:

ns100.digicertdns.com points to 208.94.148.63 and 2600:1800:5::1:1f.

ns101.digicertdns.com points to 208.80.124.63 and 2600:1801:6::1:1f.

ns102.digicertdns.com points to 208.80.126.63 and 2600:1802:7::1:1f.

axfr.dnsimple.com points to 18.189.127.127 and 2600:1f16:ae2:e902:6881:5f5e:c245:887e.

ns1.dnsimple.com points to 162.159.24.4 and 2400:cb00:2049:1::a29f:1804.

ns2.dnsimple.com points to 199.247.153.53 and 2620:111:8005::53.

ns3.dnsimple.com points to 162.159.26.4 and 2400:cb00:2049:1::a29f:1a04.

ns4.dnsimple.com points to 199.247.155.53 and 2620:111:8007::53.

Mail Servers

upstack.io routes its mail through a single mail server, upstack-io.mail.protection.outlook.com.

upstack-io.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.10.1, 52.101.40.2 and 52.101.40.6, along with 5 other.