a-2u.com - robtex.com

a-2u.com

DNSSEC⚠️ Not signed
A104.243.139.18🇺🇸 HENGTONG-1104.243.138.0/23 yunxin llc
NSa9.share-dns.com ⭐ ⚠️ Not in parent delegation
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSa.share-dns.com ⚠️ Not in zone NS records
A172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb.share-dns.net ⚠️ Not in zone NS records
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSb9.share-dns.net ⚠️ Not in parent delegation
A172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAa.share-dns.commaster@share-dns.com serial=1757413777

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=1774646002

Same first word

a-2u.com

Similar names

au-2.com
au-2.dk

DNS History

20 records (5 active, 15 former)

20162017201820192020202120222023202420252026NSa.share-dns.coma9.share-dns.comb.share-dns.netb9.share-dns.netlee.ns.cloudflare.comns33.domaincontrol.comns34.domaincontrol.compdns07.domaincontrol.compdns08.domaincontrol.comtani.ns.cloudflare.comMXdc-46e3396dc98a.a-2u.commailstore1.secureserver.netsmtp.secureserver.netA104.243.139.18104.18.34.25104.18.35.25107.180.2.872606:4700:3030::6812:23192606:4700:3031::6812:221952.40.246.149
●NSa.share-dns.com2026-02-25 → 2026-03-27 · 3 obs
○ 2020-02-17 09:45:54
● 2026-02-25 21:05:12
● 2026-03-27 21:32:16
●NSa9.share-dns.com2026-02-25 → 2026-03-27 · 3 obs
○ 2020-02-17 09:45:54
● 2026-02-25 21:05:12
● 2026-03-27 21:32:16
●NSb.share-dns.net2026-02-25 → 2026-03-27 · 3 obs
○ 2020-02-17 09:45:54
● 2026-02-25 21:05:12
● 2026-03-27 21:32:16
●NSb9.share-dns.net2026-02-25 → 2026-03-27 · 3 obs
○ 2020-02-17 09:45:54
● 2026-02-25 21:05:12
● 2026-03-27 21:32:16
○NSlee.ns.cloudflare.com2020-02-17 → 2020-02-17 · 4 obs
○ 2017-03-14 12:41:50
● 2020-02-17 09:45:54
○ 2026-02-25 21:05:12
○ 2026-03-27 21:32:16
○NSns33.domaincontrol.com2017-03-14 → 2017-03-14 · 4 obs
○ 2016-04-05 05:33:40
● 2017-03-14 12:41:50
○ 2020-02-17 09:45:54
○ 2026-03-27 21:32:16
○NSns34.domaincontrol.com2017-03-14 → 2017-03-14 · 4 obs
○ 2016-04-05 05:33:40
● 2017-03-14 12:41:50
○ 2020-02-17 09:45:54
○ 2026-03-27 21:32:16
○NSpdns07.domaincontrol.com2015-10-28 → 2016-04-05 · 4 obs
● 2015-10-28 22:17:52
● 2016-04-05 05:33:40
○ 2017-03-14 12:41:50
○ 2026-03-27 21:32:16
○NSpdns08.domaincontrol.com2015-10-28 → 2016-04-05 · 4 obs
● 2015-10-28 22:17:52
● 2016-04-05 05:33:40
○ 2017-03-14 12:41:50
○ 2026-03-27 21:32:16
○NStani.ns.cloudflare.com2020-02-17 → 2020-02-17 · 4 obs
○ 2017-03-14 12:41:50
● 2020-02-17 09:45:54
○ 2026-02-25 21:05:12
○ 2026-03-27 21:32:16
○MXdc-46e3396dc98a.a-2u.com2020-02-17 → 2020-02-17 · 4 obs
○ 2017-03-14 12:41:50
● 2020-02-17 09:45:54
○ 2026-02-25 21:05:12
○ 2026-03-27 21:32:16
○MXmailstore1.secureserver.net2015-10-28 → 2017-03-14 · 4 obs
● 2015-10-28 22:17:52
● 2017-03-14 12:41:50
○ 2020-02-17 09:45:54
○ 2026-03-27 21:32:16
○MXsmtp.secureserver.net2015-10-28 → 2017-03-14 · 4 obs
● 2015-10-28 22:17:52
● 2017-03-14 12:41:50
○ 2020-02-17 09:45:54
○ 2026-03-27 21:32:16
○A104.18.34.252020-02-17 → 2020-02-17 · 4 obs
○ 2017-03-14 12:41:50
● 2020-02-17 09:45:54
○ 2026-02-25 21:05:12
○ 2026-03-27 21:32:16
○A104.18.35.252020-02-17 → 2020-02-17 · 4 obs
○ 2017-03-14 12:41:50
● 2020-02-17 09:45:54
○ 2026-02-25 21:05:12
○ 2026-03-27 21:32:16
●A104.243.139.182026-02-25 → 2026-03-27 · 3 obs
○ 2020-02-17 09:45:54
● 2026-02-25 21:05:12
● 2026-03-27 21:32:16
○A107.180.2.872015-10-28 → 2016-04-05 · 4 obs
● 2015-10-28 22:17:52
● 2016-04-05 05:33:40
○ 2017-03-14 12:41:50
○ 2026-03-27 21:32:16
○A2606:4700:3030::6812:23192020-02-17 → 2020-02-17 · 4 obs
○ 2017-03-14 12:41:50
● 2020-02-17 09:45:54
○ 2026-02-25 21:05:12
○ 2026-03-27 21:32:16
○A2606:4700:3031::6812:22192020-02-17 → 2020-02-17 · 4 obs
○ 2017-03-14 12:41:50
● 2020-02-17 09:45:54
○ 2026-02-25 21:05:12
○ 2026-03-27 21:32:16
○A52.40.246.1492017-03-14 → 2017-03-14 · 4 obs
○ 2016-04-05 05:33:40
● 2017-03-14 12:41:50
○ 2020-02-17 09:45:54
○ 2026-03-27 21:32:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
a-2u.comb9.share-dns.net, a9.share-dns.com1 record

✅ Authoritative Response

Server:172.64.52.239

NS records: b9.share-dns.net, a9.share-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a-2u.com (unsigned zone)

⏱️ Timing

Total: 289ms | Queries: -

📄 Records

TypeCountSample Data
A1104.243.139.18
NS2a.share-dns.com, b.share-dns.net
SOA1a.share-dns.com master.share-dns.com

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (a9.share-dns.com)

Analysis

IP Addresses

a-2u.com resolves to a single IP: 104.243.139.18.

Other host names, for instance, www.zipthetime.net and tdhunts.com share IP numbers with a-2u.com.

Name Servers

a-2u.com is delegated to four name servers: a9.share-dns.com, a.share-dns.com, b9.share-dns.net and b.share-dns.net.

a-2u.com shares some name servers with other domains, for example ltowebportal-phgov.org, yzpt.com, anzhuorobot.com, bhjda.com and kelamaterials.com.

these name servers are often used with a8.share-dns.com, b8.share-dns.net, a3.share-dns.com, b3.share-dns.net, a6.share-dns.com, b6.share-dns.net, a2.share-dns.com, b2.share-dns.net, a1.share-dns.com and b1.share-dns.net.

Host names with one IP:

a9.share-dns.com points to 172.64.53.25

a.share-dns.com points to 172.64.53.25

b9.share-dns.net points to 172.64.52.239

b.share-dns.net points to 172.64.52.239

Host names pointing to 172.64.53.25: a9.share-dns.com and a.share-dns.com

Host names pointing to 172.64.52.239: b9.share-dns.net and b.share-dns.net