web - robtex.com

web

DNSSEC🔒 Signed (DS record present)
A127.0.53.53
NSac1.nstld.com
A2001:500:120::30🇺🇸 VERISIGN-AS2001:500:120::/48 Verisign Route
PTRac1.nstld.com
A192.42.173.30🇺🇸 VERISIGN-AS192.42.173.0/24 Verisign Route
PTRac1.nstld.com
NSac2.nstld.com
A2001:500:121::30🇺🇸 VERISIGN-AS2001:500:121::/48 Verisign Route
PTRac2.nstld.com
A192.42.174.30🇺🇸 VERISIGN-AS192.42.174.0/24 Verisign Route
PTRac2.nstld.com
NSac3.nstld.com
A2001:500:122::30🇺🇸 VERISIGN-AS2001:500:122::/48 Verisign Route
PTRac3.nstld.com
A192.42.175.30🇺🇸 VERISIGN-AS192.42.175.0/24 Verisign Route
PTRac3.nstld.com
NSac4.nstld.com
A2001:500:123::30🇺🇸 VERISIGN-AS2001:500:123::/48 Verisign Route
PTRac4.nstld.com
A192.42.176.30🇺🇸 VERISIGN-AS192.42.176.0/24 Verisign Route
PTRac4.nstld.com
MXyour-dns-needs-immediate-attention.web
A127.0.53.53
TXTYour DNS configuration needs immediate attention see https://icann.org/nameco...
SOAac1.nstld.cominfo@verisign-grs.com serial=1786358083

(root)

DNSSEC🔒 Signed (DS record present)
NSa.root-servers.net ⭐ ⚠️ Not in parent delegation
NSb.root-servers.net ⚠️ Not in parent delegation
NSc.root-servers.net ⚠️ Not in parent delegation
NSd.root-servers.net ⚠️ Not in parent delegation
NSe.root-servers.net ⚠️ Not in parent delegation
NSf.root-servers.net ⚠️ Not in parent delegation
NSg.root-servers.net ⚠️ Not in parent delegation
NSh.root-servers.net ⚠️ Not in parent delegation
NSi.root-servers.net ⚠️ Not in parent delegation
NSj.root-servers.net ⚠️ Not in parent delegation
NSk.root-servers.net ⚠️ Not in parent delegation
NSl.root-servers.net ⚠️ Not in parent delegation
NSm.root-servers.net ⚠️ Not in parent delegation
SOAa.root-servers.netnstld@verisign-grs.com 2026-08-10 #0

PTR for

NS for

Previously NS for

MX for

Previously MX for

Subdomains

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

NSac1.nstld.comac2.nstld.comac3.nstld.comac4.nstld.comMXyour-dns-needs-immediate-attention.webA127.0.53.53
NSac1.nstld.com2026-07-23 → 2026-08-10 · 2 obs
● 2026-07-23 07:16:56
● 2026-08-10 10:35:28
NSac2.nstld.com2026-07-23 → 2026-08-10 · 2 obs
● 2026-07-23 07:16:56
● 2026-08-10 10:35:28
NSac3.nstld.com2026-07-23 → 2026-08-10 · 2 obs
● 2026-07-23 07:16:56
● 2026-08-10 10:35:28
NSac4.nstld.com2026-07-23 → 2026-08-10 · 2 obs
● 2026-07-23 07:16:56
● 2026-08-10 10:35:28
MXyour-dns-needs-immediate-attention.web2026-07-23 → 2026-08-10 · 2 obs
● 2026-07-23 07:16:56
● 2026-08-10 10:35:28
A127.0.53.532026-07-23 → 2026-08-10 · 2 obs
● 2026-07-23 07:16:56
● 2026-08-10 10:35:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
webac4.nstld.com, ac2.nstld.com, ac1.nstld.com, ac3.nstld.com8 records

✅ Authoritative Response

Server:192.42.176.30

NS records: ac4.nstld.com, ac2.nstld.com, ac1.nstld.com, ac3.nstld.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 467ms | Queries: -

📄 Records

TypeCountSample Data
A1127.0.53.53
NS4ac2.nstld.com, ac4.nstld.com...
MX1your-dns-needs-immediate-attention.web (
TXT1Your DNS configuration needs immediate a
SOA1ac1.nstld.com info.verisign-grs.com

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ac4.nstld.com, ac3.nstld.com, ac2.nstld.com...)

Analysis

Hierarchy

The host names rsnok.web, null.web, risky.web, your-dns-needs-immediate-attention.web and cn.web — among a few others — fall under the parent domain web.

Name Server Role

web acts as an authoritative name server for svenbox.infocity.pl, iop.com.tw, komarines.kr, mail.cscc.com.cn, jf-ymg.or.jp and several other domains.

web is commonly paired with ns.infocity.pl, ns2.infocity.pl and ns1.dintec.co.kr to act as name servers.

Mail Server Role

web.uprav.ru uses web as a mail server.

IP Addresses

web resolves to one IP address: 127.0.53.53.

ble.web, my.anf.corp.com, trip.merck and two other host names share IP numbers with web.

Name Servers

The authoritative name servers for web are ac1.nstld.com, ac2.nstld.com, ac3.nstld.com and ac4.nstld.com.

At least some of web's name servers are shared with other domains, for example buscador.beddingbathtowels.co.cc, www.everstartjumpstarters.co.cc, apps.aer-conditionat-pret.co.cc and two more.

Four hostnames, each resolving to a pair of IP addresses: ac1.nstld.com directs to 192.42.173.30 and 2001:500:120::30; ac2.nstld.com directs to 192.42.174.30 and 2001:500:121::30; ac3.nstld.com directs to 192.42.175.30 and 2001:500:122::30; ac4.nstld.com directs to 192.42.176.30 and 2001:500:123::30.

Mail Servers

Mail for web is handled by a single mail server, your-dns-needs-immediate-attention.web.

web uses an identical mail server configuration to several other domains — among them isr.web, com.web, h5.rsnok.web and two more.

your-dns-needs-immediate-attention.web resolves to a single IP number: 127.0.53.53.