`rtc8.illinois.net`

DNSSEC	⚠️ Not signed
A	206.166.26.100^{🇺🇸 ILLINOIS-CENTURY-NETWORK206.166.0.0/18 ICN}
		PTR	`rtc8.illinois.net`
		PTR	`ns.lth5.k12.il.us`
NS	`dns.illinois.net` ⭐ ⚠️ Not in parent delegation
		A	66.99.142.5^{🇺🇸 ILLINOIS-CENTURY-NETWORK66.99.128.0/18 ICN}
			PTR	`dns.illinois.net`
NS	`ns1.illinois.net` ⚠️ Not in parent delegation
		A	2001:1848:0:9300::4^{🇺🇸 ILLINOIS-CENTURY-NETWORK2001:1848::/32 State of IL CMS}
			PTR	`ns1.illinois.net`
		A	206.166.61.22^{🇺🇸 ILLINOIS-CENTURY-NETWORK206.166.0.0/18 ICN}
			PTR	`ns1.illinois.net`
NS	`ns2.illinois.net` ⚠️ Not in parent delegation
		A	206.166.17.200^{🇺🇸 ILLINOIS-CENTURY-NETWORK206.166.0.0/18 ICN}
			PTR	`ns2.illinois.net`
SOA	`dns.illinois.net`rtc8hostmaster@illinois.net 2016-07-05 #0

`illinois.net`

	DNSSEC	⚠️ Not signed
	A	216.124.54.83^{🇺🇸 ILLINOIS-CENTURY-NETWORK216.124.52.0/22 Akamai Technologies, Inc}
	NS	`ns1.illinois.net` ⭐
	NS	`ns2.illinois.net`
	TXT	`v=spf1 ptr -all`
	SOA	`ns1.illinois.net`doit@icn.hostmasternet.illinois.gov 2026-03-11 #0

WOT: SAFE (60/100)
📈 Tranco rank: #27,749

PTR for

100.26.166.206.in-addr.arpa

Subdomains

grandprix.rtc8.illinois.net

ns.rtc8.illinois.net

Same first word

rtc8.com

Similar names

tcr8.com

trc8.net

t8rc.com

rc8t.com

8rtc.com

cr8t.com

8ctr.com

DNS History

5 records (4 active, 1 former)

●NSdns.illinois.net2015-12-23 → 2026-06-01 · 3 obs

○ 2015-11-28 06:49:42
● 2015-12-23 16:50:04
● 2026-06-01 01:11:44

○NSns.rtc8.illinois.net2015-07-08 → 2015-11-28 · 4 obs

● 2015-07-08 05:28:38
● 2015-11-28 06:49:42
○ 2015-12-23 16:50:04
○ 2026-06-01 01:11:44

●NSns1.illinois.net2015-07-08 → 2026-06-01 · 2 obs

● 2015-07-08 05:28:38
● 2026-06-01 01:11:44

●NSns2.illinois.net2015-07-08 → 2026-06-01 · 2 obs

● 2015-07-08 05:28:38
● 2026-06-01 01:11:44

●A206.166.26.1002015-07-08 → 2026-06-01 · 2 obs

● 2015-07-08 05:28:38
● 2026-06-01 01:11:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	l.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net...	-
illinois.net	ns2.illinois.net, ns1.illinois.net	2 records

✅ Authoritative Response

Server:206.166.61.22

NS records: ns2.illinois.net, ns1.illinois.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for illinois.net (unsigned zone)

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`206.166.26.100`
NS	3	`ns1.illinois.net, ns2.illinois.net...`
SOA	1	`dns.illinois.net rtc8hostmaster.illinois`

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns2.illinois.net, ns1.illinois.net)

Analysis

Hierarchy

rtc8.illinois.net serves as the parent of grandprix.rtc8.illinois.net and ns.rtc8.illinois.net.

IP Addresses

rtc8.illinois.net has exactly one IP address — 206.166.26.100.

Other host names, among them ns.rtc8.illinois.net and ns.lth5.k12.il.us, have IP numbers in common with rtc8.illinois.net.

Name Servers

Three name servers are authoritative for rtc8.illinois.net: dns.illinois.net, ns1.illinois.net and ns2.illinois.net.

At least some of rtc8.illinois.net's name servers are shared with other domains, for example riley.s-cook.k12.il.us, 126.79.65.in-addr.arpa, 68.174.209.in-addr.arpa and two more.

It is common for these name servers to be used in conjunction with the name servers ns2.cps.k12.il.us, ns.cps.k12.il.us and ns.rtc6.illinois.net.

Host names pointing to two IP addresses:

ns1.illinois.net maps to two IP addresses — 206.166.61.22 and 2001:1848:0:9300::4.

Host names with one IP number:

dns.illinois.net points to the IP address 66.99.142.5.

ns2.illinois.net points to the IP address 206.166.17.200.

rtc8.illinois.net - robtex.com