`union.tech`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3031::6815:374^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:82a9^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.116^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.169^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ruben.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c47^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruben.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c347^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ruben.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2347^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ruben.ns.cloudflare.com`
		A	108.162.195.71^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruben.ns.cloudflare.com`
		A	162.159.44.71^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruben.ns.cloudflare.com`
		A	172.64.35.71^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ruben.ns.cloudflare.com`
NS	`sarah.ns.cloudflare.com`
		A	2606:4700:50::a29f:26da^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sarah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sarah.ns.cloudflare.com`
		A	108.162.194.218^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	162.159.38.218^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
		A	172.64.34.218^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sarah.ns.cloudflare.com`
MX	`union-tech.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c801::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr02cu00200.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:f905::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.9.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.10.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.40.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr05cu00100.inbound.protection.outlook.com`
		A	52.101.50.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00605.inbound.protection.outlook.com`
TXT	`MS=ms59000369`
TXT	`airtable-verification=a7eb54f77b09ed5f0c76330b6a63f643`
TXT	`apple-domain-verification=TTKZXYZnJ3TlgIqT`
TXT	`slack-domain-verification=ICaayU5BJdHEPS872HMcgNULtOGWzNaDPzP59sDM`
TXT	`v=spf1 ip4:67.200.185.26/32 ip4:24.153.133.129/32 ip4:20.141.120.95/32 ip4:21...`
TXT	`zapier-domain-verification-challenge=335e9b1b-45c1-43f4-842d-b39cd413acf2`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.116, 172.67.130.169
		IPv6 hints	2606:4700:3031::6815:374, 2606:4700:3033::ac43:82a9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=168, name=cloudflare-ech.com
SOA	`ruben.ns.cloudflare.com`dns@cloudflare.com serial=2400803522

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1775932148

🔒 HSTS Preload (+subdomains)

Same first word

union.k12.ct.us

union.(0x787878)

union.lib.nc.us

union.exchange

union.org.mx

union.life

union.com.tw

union.bg

union.co

union.vc

union.gr

union.black

union.lt

union.me

union.at

union.org.ua

union.bet

union.lib.la.us

union.edu.pe

union.rs

union.k12.pa.us

union.city

union.monster

union.k12.tn.us

union.cz

union.de

union.ac.uk

union.no

union.ru

union.digital

union.church

union.construction

union.nc.us

union.pl

union.mu

union.sm

union.promo

union.net.nz

union.cab

union.sk

union.su

union.place

union.gov.sd

union.energy

union.taxi

union.lv

union.hu

union.ac

union.be

union.co.kr

union.biz

union.net

union.dk

union.ge

union.com.hk

union.cx

union.com.eg

union.direct

union.com.au

union.tech

union.ae

union.market

union.med.br

union.kiev.ua

union.ph

union.org

union.ai

union.uk.com

union.ee

union.coffee

union.works

union.agency

union.build

union.lib.oh.us

union.bike

union.world

union.edu

union.stream

union.oh.us

union.partners

union.com

union.k12.or.us

union.co.id

union.poker

union.info

union.foundation

union.support

union.am

union.edu.ph

union.yoga

union.my

union.network

union.name

union.k12.ga.us

union.ws

union.k12.mo.us

union.kg

union.by

union.org.pe

union.cr

Similar names

inonu.gov.tr

union.mo.us

inonu.org

union.com.pk

union.io

uinno.co.th

nunoi.com

union.fr

nunoi.jp

union.clinic

union.site

union.com.vn

unnio.cl

union.asia

union.bio

unino.de

union.nl

union.fit

union.cash

union.com.mx

union.mobi

union.ch

union.k12.il.us

union.k12.sc.us

ninou.ch

union.co.uk

union.kh.ua

innuo.co.th

union.com.bo

union.org.nz

union.immo

union.k12.ar.us

inuno.com

innuo.co.uk

unino.cz

unnio.com

inonu.net

nouin.com

iounn.nl

ninuo.cn

innou.es

ninou.es

ninou.net

inonu.com

inoun.com

ninou.com

unoni.com

innou.eu

DNS History

9 records (7 active, 2 former)

●NSruben.ns.cloudflare.com2026-02-14 → 2026-04-11 · 2 obs

● 2026-02-14 18:14:50
● 2026-04-11 18:59:36

●NSsarah.ns.cloudflare.com2026-02-14 → 2026-04-11 · 2 obs

● 2026-02-14 18:14:50
● 2026-04-11 18:59:36

●MXunion-tech.mail.protection.outlook.com2026-02-14 → 2026-04-11 · 2 obs

● 2026-02-14 18:14:50
● 2026-04-11 18:59:36

●A104.21.3.1162026-02-14 → 2026-04-11 · 4 obs

● 2026-02-14 18:14:50
○ 2026-02-18 13:15:12
● 2026-02-20 12:37:42
● 2026-04-11 18:59:36

○A172.64.80.12026-02-18 → 2026-02-18 · 4 obs

○ 2026-02-14 18:14:50
● 2026-02-18 13:15:12
○ 2026-02-20 12:37:42
○ 2026-04-11 18:59:36

●A172.67.130.1692026-02-14 → 2026-04-11 · 4 obs

● 2026-02-14 18:14:50
○ 2026-02-18 13:15:12
● 2026-02-20 12:37:42
● 2026-04-11 18:59:36

○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-18 → 2026-02-18 · 4 obs

○ 2026-02-14 18:14:50
● 2026-02-18 13:15:12
○ 2026-02-20 12:37:42
○ 2026-04-11 18:59:36

●A2606:4700:3031::6815:3742026-02-14 → 2026-04-11 · 4 obs

● 2026-02-14 18:14:50
○ 2026-02-18 13:15:12
● 2026-02-20 12:37:42
● 2026-04-11 18:59:36

●A2606:4700:3033::ac43:82a92026-02-14 → 2026-04-11 · 4 obs

● 2026-02-14 18:14:50
○ 2026-02-18 13:15:12
● 2026-02-20 12:37:42
● 2026-04-11 18:59:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns01.trs-dns.com, ns10.trs-dns.org, ns10.trs-dns.info, ns01.trs-dns.net	8 records
union.tech	ruben.ns.cloudflare.com, sarah.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.218

NS records: ruben.ns.cloudflare.com, sarah.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 795ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.3.116, 172.67.130.169`
AAAA	2	`2606:4700:3031::6815:374, 2606:4700:3033::ac43:82a9`
NS	2	`ruben.ns.cloudflare.com, sarah.ns.cloudflare.com`
MX	1	`union-tech.mail.protection.outlook.com (`
TXT	6	`MS=ms59000369, airtable-verification=a7eb54f77b09ed5f0c...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ruben.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns10.trs-dns.org...)

Analysis

IP Addresses

union.tech points to four IP numbers: 2606:4700:3031::6815:374, 2606:4700:3033::ac43:82a9, 104.21.3.116 and 172.67.130.169.

Other host names including sigmo.cn, health.pediatricsconferences.com, mevapors.com, ptblood.com and vivutruyen.com share IP numbers with union.tech.

Name Servers

union.tech's delegation uses two name servers, ruben.ns.cloudflare.com and sarah.ns.cloudflare.com.

union.tech shares the same name server setup as other domains, for example ortakhedef.com, wholesale05.com, arusa.net, moveandwash.com and pala2025.com.

union.tech at least partially shares name servers with other domains, including johnhauschildt.com, aquaplants.net, moto-discount.de, stipicweisman.com and wrestling.pt.

these name servers are commonly used together with agustin.ns.cloudflare.com, pat.ns.cloudflare.com and gracie.ns.cloudflare.com.

Host names with six IP numbers:

ruben.ns.cloudflare.com points to: 2606:4700:58::a29f:2c47, 2803:f800:50::6ca2:c347, 2a06:98c1:50::ac40:2347, 108.162.195.71, 162.159.44.71 and 172.64.35.71.

sarah.ns.cloudflare.com points to: 2606:4700:50::a29f:26da, 2803:f800:50::6ca2:c2da, 2a06:98c1:50::ac40:22da, 108.162.194.218, 162.159.38.218 and 172.64.34.218.

Mail Servers

union.tech is handled by a single mail server, union-tech.mail.protection.outlook.com.

Hostname union-tech.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c801::, 2a01:111:f403:c946::3, 2a01:111:f403:f905::4, 2a01:111:f403:f908::2, 52.101.9.17, 52.101.10.10, 52.101.40.24 and 52.101.50.13.

union.tech - robtex.com

union.tech

tech

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`union.tech`

`tech`