onetag-sys.com - robtex.com

onetag-sys.com

DNSSEC⚠️ Not signed
A51.222.39.184🇨🇦 OVH51.222.0.0/16 Hosting route
PTRip184.ip-51-222-39.net
A51.222.39.185🇨🇦 OVH51.222.0.0/16 Hosting route
A51.222.39.186🇨🇦 OVH51.222.0.0/16 Hosting route
A51.222.39.187🇨🇦 OVH51.222.0.0/16 Hosting route
A51.222.239.230🇨🇦 OVH51.222.0.0/16 Hosting route
A51.222.239.232🇨🇦 OVH51.222.0.0/16 Hosting route
NSns11.constellix.com ⭐
A2600:180a:1001::1🇺🇸 Tiggee2600:180a:1001::/48 Constellix anycast network
PTRns11.constellix.com
A96.45.80.1🇺🇸 Tiggee96.45.80.0/24 route 96.45.80.0/24
PTRns11.constellix.com
NSns21.constellix.com
A2600:180b:2001::1🇺🇸 Tiggee2600:180b:2001::/48 Constellix anycast network
PTRns21.constellix.com
A46.31.236.1🇺🇸 Tiggee46.31.236.0/24 route 46.31.236.0/24
PTRns21.constellix.com
NSns31.constellix.com
A2600:180c:3001::1🇺🇸 Tiggee2600:180c:3001::/48 Constellix anycast network
PTRns31.constellix.com
A43.247.170.1🇯🇵 Tiggee43.247.170.0/24 route 43.247.170.0/24
PTRns31.constellix.com
NSns41.constellix.net
A2600:180a:4001::1🇺🇸 Tiggee2600:180a:4001::/48 Constellix anycast network
PTRns41.constellix.net
A96.45.81.1🇺🇸 Tiggee96.45.81.0/24 route 96.45.81.0/24
PTRns41.constellix.net
NSns51.constellix.net
A2600:180b:5001::1🇺🇸 Tiggee2600:180b:5001::/48 Constellix anycast network
PTRns51.constellix.net
A46.31.237.1🇺🇸 Tiggee46.31.237.0/24 route 46.31.237.0/24
PTRns51.constellix.net
NSns61.constellix.net
A2600:180c:6001::1🇺🇸 Tiggee2600:180c:6001::/48 Constellix anycast network
PTRns61.constellix.net
A43.247.171.1🇯🇵 Tiggee43.247.171.0/24 route 43.247.171.0/24
PTRns61.constellix.net
TXTfacebook-domain-verification=6yxgi4z4315qewbjyndmdc1q0dhk4x
TXTfacebook-domain-verification=rqujr9qqbaho6fg06a057o5ocoq9xe
TXTsdxmgq3p0x5ctx0npp5v11r73m6gw44t
TXTpy92vgby0ggv91rk2461pmb6gz8t4lmt
TXT_zvyxxiok85q8192vz5yos4t49i4ouqt
SOAns11.constellix.comdns@constellix.com 2015-01-03 #43

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1775992297
⚠️ On DNS blocklist: light, multi, pro, pro.plus, ultimate
📈 Tranco rank: #834
onetag-sys.com - Tranco Rank (30d: ↑+14)829830840850860862Mar 1Mar 11Mar 21Mar 31Apr 10Rank#846#832

OneTag (onetag-sys.com)

OneTag is an advertising technology company founded in 2015 and headquartered in Milan, Italy, with additional offices in New York, London, and Pisa. The company operates a programmatic advertising platform that uses AI-powered traffic shaping technology to deliver curated, high-quality ad impressions across the open internet.

Services

  • OpenVerified - Delivers curated impressions to DSPs in open auctions without cookies
  • DealCurate - Self-serve and managed curation platform for maximizing ad relevance and performance
  • Semantic Topics - Proprietary contextual targeting engine using large language models

The platform serves 2,000+ direct publisher integrations and 5,000+ advertisers globally, focusing on cookieless-by-design solutions for privacy-compliant advertising.

Technical Infrastructure

  • Nameservers: Constellix DNS (ns11-ns61.constellix.com/net)
  • Hosting: OVH Canada - 6 IPv4 addresses (51.222.39.184-187, 51.222.239.230, 51.222.239.232)
  • DNSSEC: Not signed
  • Tranco Rank: #814 globally

Blocklist Status

The domain appears on several DNS blocklists (HaGeZi light, multi, pro, pro.plus, ultimate) due to its role in advertising/tracking technology.

Subdomains

us-east.onetag-sys.com
eu.onetag-sys.com
serv-apac-1.onetag-sys.com
debug.onetag-sys.com
serv-eu-1.onetag-sys.com
apac.onetag-sys.com

Same first word

onetag-sys.net
onetag-sys.com

Similar names

agnes-toys.myshopify.com

DNS History

25 records (12 active, 13 former)

20162017201820192020202120222023202420252026NSns11.constellix.comns21.constellix.comns31.constellix.comns41.constellix.netns51.constellix.netns61.constellix.netdns111.ovh.netns0.dnsmadeeasy.comns1.dnsmadeeasy.comns111.ovh.netns2.dnsmadeeasy.comns3.dnsmadeeasy.comns4.dnsmadeeasy.comA51.222.239.23051.222.239.23251.222.39.18451.222.39.18551.222.39.18651.222.39.187178.32.55.0188.165.39.11851.75.144.11151.75.144.12354.36.243.14084.33.193.215
○NSdns111.ovh.net2015-08-27 → 2016-02-22 · 4 obs
● 2015-08-27 10:47:58
● 2016-02-22 14:19:50
○ 2016-07-14 17:00:18
○ 2026-04-12 11:33:10
○NSns0.dnsmadeeasy.com2016-07-14 → 2019-03-01 · 5 obs
○ 2016-02-22 14:19:50
● 2016-07-14 17:00:18
● 2019-03-01 10:02:58
○ 2021-06-06 16:29:14
○ 2026-04-12 11:33:10
○NSns1.dnsmadeeasy.com2016-07-14 → 2019-03-01 · 5 obs
○ 2016-02-22 14:19:50
● 2016-07-14 17:00:18
● 2019-03-01 10:02:58
○ 2021-06-06 16:29:14
○ 2026-04-12 11:33:10
●NSns11.constellix.com2021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
○NSns111.ovh.net2015-08-27 → 2016-02-22 · 4 obs
● 2015-08-27 10:47:58
● 2016-02-22 14:19:50
○ 2016-07-14 17:00:18
○ 2026-04-12 11:33:10
○NSns2.dnsmadeeasy.com2016-07-14 → 2019-03-01 · 5 obs
○ 2016-02-22 14:19:50
● 2016-07-14 17:00:18
● 2019-03-01 10:02:58
○ 2021-06-06 16:29:14
○ 2026-04-12 11:33:10
●NSns21.constellix.com2021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
○NSns3.dnsmadeeasy.com2016-07-14 → 2019-03-01 · 5 obs
○ 2016-02-22 14:19:50
● 2016-07-14 17:00:18
● 2019-03-01 10:02:58
○ 2021-06-06 16:29:14
○ 2026-04-12 11:33:10
●NSns31.constellix.com2021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
○NSns4.dnsmadeeasy.com2016-07-14 → 2019-03-01 · 5 obs
○ 2016-02-22 14:19:50
● 2016-07-14 17:00:18
● 2019-03-01 10:02:58
○ 2021-06-06 16:29:14
○ 2026-04-12 11:33:10
●NSns41.constellix.net2021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
●NSns51.constellix.net2021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
●NSns61.constellix.net2021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
○A178.32.55.02017-02-09 → 2017-08-01 · 5 obs
○ 2016-09-14 19:32:56
● 2017-02-09 17:18:30
● 2017-08-01 17:10:58
○ 2018-12-18 14:36:46
○ 2026-04-12 11:33:10
○A188.165.39.1182018-12-18 → 2018-12-18 · 4 obs
○ 2017-08-01 17:10:58
● 2018-12-18 14:36:46
○ 2019-03-01 10:02:58
○ 2026-04-12 11:33:10
●A51.222.239.2302026-03-23 → 2026-04-12 · 3 obs
○ 2021-06-06 16:29:14
● 2026-03-23 12:22:26
● 2026-04-12 11:33:10
●A51.222.239.2322026-03-23 → 2026-04-12 · 3 obs
○ 2021-06-06 16:29:14
● 2026-03-23 12:22:26
● 2026-04-12 11:33:10
●A51.222.39.1842021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
●A51.222.39.1852021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
●A51.222.39.1862021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
●A51.222.39.1872021-06-06 → 2026-04-12 · 3 obs
○ 2019-03-01 10:02:58
● 2021-06-06 16:29:14
● 2026-04-12 11:33:10
○A51.75.144.1112019-03-01 → 2019-03-01 · 4 obs
○ 2018-12-18 14:36:46
● 2019-03-01 10:02:58
○ 2021-06-06 16:29:14
○ 2026-04-12 11:33:10
○A51.75.144.1232019-03-01 → 2019-03-01 · 4 obs
○ 2018-12-18 14:36:46
● 2019-03-01 10:02:58
○ 2021-06-06 16:29:14
○ 2026-04-12 11:33:10
○A54.36.243.1402018-12-18 → 2018-12-18 · 4 obs
○ 2017-08-01 17:10:58
● 2018-12-18 14:36:46
○ 2019-03-01 10:02:58
○ 2026-04-12 11:33:10
○A84.33.193.2152015-08-27 → 2016-09-14 · 4 obs
● 2015-08-27 10:47:58
● 2016-09-14 19:32:56
○ 2017-02-09 17:18:30
○ 2026-04-12 11:33:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comk.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...-
onetag-sys.comns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com...6 records

✅ Authoritative Response

Server:96.45.80.1

NS records: ns11.constellix.com, ns51.constellix.net, ns41.constellix.net, ns21.constellix.com, ns61.constellix.net, ns31.constellix.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for onetag-sys.com (unsigned zone)

⏱️ Timing

Total: 611ms | Queries: -

📄 Records

TypeCountSample Data
A651.222.39.185, 51.222.239.230...
NS6ns31.constellix.com, ns41.constellix.net...
TXT5facebook-domain-verification=6yxgi4z4315, facebook-domain-verification=rqujr9qqbah...
SOA1ns11.constellix.com dns.constellix.com

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns11.constellix.com, ns11.constellix.com, ns21.constellix.com...)

Analysis

Hierarchy

onetag-sys.com is a parent of us-east.onetag-sys.com, eu.onetag-sys.com, serv-apac-1.onetag-sys.com, debug.onetag-sys.com and serv-eu-1.onetag-sys.com, plus a few other host names.

IP Addresses

Six IP numbers are pointed to by onetag-sys.com: 51.222.39.184, 51.222.39.185, 51.222.39.186, 51.222.39.187, 51.222.239.230 and 51.222.239.232.

Other host names, for instance ip232.ip-51-222-239.net, ip230.ip-51-222-239.net, ip186.ip-51-222-39.net, ip185.ip-51-222-39.net and ip184.ip-51-222-39.net share IP numbers with onetag-sys.com.

Name Servers

onetag-sys.com delegates to six name servers: ns11.constellix.com, ns21.constellix.com, ns31.constellix.com, ns41.constellix.net, ns51.constellix.net and ns61.constellix.net.

onetag-sys.com shares name servers with other domains at least partially, for instance completelytea.com, adoramablog.com, normreevesvw.com, simwood.com and reservebankofindia.org.in.

Host names with two IP numbers:

ns11.constellix.com points to 2600:180a:1001::1 and 96.45.80.1.

ns21.constellix.com points to 2600:180b:2001::1 and 46.31.236.1.

ns31.constellix.com points to 2600:180c:3001::1 and 43.247.170.1.

ns41.constellix.net points to 2600:180a:4001::1 and 96.45.81.1.

ns51.constellix.net points to 2600:180b:5001::1 and 46.31.237.1.

ns61.constellix.net points to 2600:180c:6001::1 and 43.247.171.1.