rol-tec.com - dns.ninja

`rol-tec.com`

DNSSEC	⚠️ Not signed
A	216.92.143.90^{🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
		PTR	`rol-tec.com`
NS	`dns4.pair.com` ⭐
		A	2607:f440::d85c:fc0a^{🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`dns4.pair.com`
		A	216.92.252.10^{🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`dns4.pair.com`
NS	`ns0.ns0.com`
		A	2607:f440::d85c:3715^{🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`ns0.ns0.com`
MX	`d112152a.ess.barracudanetworks.com` ⭐
		A	209.222.82.252^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.253^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.255^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
MX	`d112152b.ess.barracudanetworks.com` ⭐
		A	209.222.82.252^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.253^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
		A	209.222.82.255^{🇺🇸 Amazon209.222.82.0/24 EC2 Prefix}
			PTR	`mail.ess.barracuda.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms10130293`
SOA	`dns4.pair.com`root@pair.com 2026-02-19 #21

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784960772

WOT: SAFE (61/100)

PTR for

90.143.92.216.in-addr.arpa

Same first word

rol-tec.com

Similar names

tel-cor.com

tl-reco.com

lec-tro.com

rtel-co.com

lt-core.com

DNS History

10 records (5 active, 5 former)

●NSdns4.pair.com2026-03-26 → 2026-07-25 · 3 obs

○ 2016-08-11 19:47:02
● 2026-03-26 13:09:56
● 2026-07-25 06:50:20

●NSns0.ns0.com2026-03-26 → 2026-07-25 · 3 obs

○ 2016-08-11 19:47:02
● 2026-03-26 13:09:56
● 2026-07-25 06:50:20

○NSns0000.ns0.com2015-05-28 → 2016-08-11 · 4 obs

● 2015-05-28 13:39:10
● 2016-08-11 19:47:02
○ 2026-03-26 13:09:56
○ 2026-07-25 06:50:20

○NSns533.pair.com2015-05-28 → 2016-08-11 · 4 obs

● 2015-05-28 13:39:10
● 2016-08-11 19:47:02
○ 2026-03-26 13:09:56
○ 2026-07-25 06:50:20

●MXd112152a.ess.barracudanetworks.com2026-03-26 → 2026-07-25 · 3 obs

○ 2016-08-11 19:47:02
● 2026-03-26 13:09:56
● 2026-07-25 06:50:20

●MXd112152b.ess.barracudanetworks.com2026-03-26 → 2026-07-25 · 3 obs

○ 2016-08-11 19:47:02
● 2026-03-26 13:09:56
● 2026-07-25 06:50:20

○MXrol-tec.com.inbound10.mxlogic.net2015-05-28 → 2016-08-11 · 4 obs

● 2015-05-28 13:39:10
● 2016-08-11 19:47:02
○ 2026-03-26 13:09:56
○ 2026-07-25 06:50:20

○MXrol-tec.com.inbound10.mxlogicmx.net2015-05-28 → 2016-08-11 · 4 obs

● 2015-05-28 13:39:10
● 2016-08-11 19:47:02
○ 2026-03-26 13:09:56
○ 2026-07-25 06:50:20

●A216.92.143.902026-03-26 → 2026-07-25 · 3 obs

○ 2016-08-11 19:47:02
● 2026-03-26 13:09:56
● 2026-07-25 06:50:20

○A216.92.16.1002015-05-28 → 2016-08-11 · 4 obs

● 2015-05-28 13:39:10
● 2016-08-11 19:47:02
○ 2026-03-26 13:09:56
○ 2026-07-25 06:50:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net...	-
rol-tec.com	ns0.ns0.com, dns4.pair.com	4 records

✅ Authoritative Response

Server:216.92.252.10

NS records: ns0.ns0.com, dns4.pair.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rol-tec.com (unsigned zone)

⏱️ Timing

Total: 457ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.92.143.90`
NS	2	`ns0.ns0.com, dns4.pair.com`
MX	2	`d112152b.ess.barracudanetworks.com (pri:, d112152a.ess.barracudanetworks.com (pri:`
TXT	2	`MS=ms10130293, v=spf1 include:spf.protection.outlook.co`
SOA	1	`dns4.pair.com root.pair.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns0.ns0.com, ns0.ns0.com, dns4.pair.com...)

Analysis

IP Addresses

rol-tec.com resolves to one IP address: 216.92.143.90.

Name Servers

The NS records for rol-tec.com delegate to ns0.ns0.com and dns4.pair.com.

rol-tec.com uses the same name servers as several other domains — among them helmets.org, kirwanbenefits.com, katesartorhilburn.com and two more.

rol-tec.com shares at least some of its name servers with other domains, including trommer.com, festspielfreunde.at, elstad.com and two others.

These name servers are frequently seen alongside ns9.ns0.com, dns.pair.com, dns3.pair.com and 7 other name servers.

Hostnames that resolve to two IP addresses:

The A records for dns4.pair.com return 216.92.252.10 and 2607:f440::d85c:fc0a.

Hosts with just one IP address:

ns0.ns0.com resolves to the IP address 2607:f440::d85c:3715.

Mail Servers

Mail for rol-tec.com is handled by two mail servers — d112152a.ess.barracudanetworks.com and d112152b.ess.barracudanetworks.com.

d112152a.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255; likewise, d112152b.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.

d112152a.ess.barracudanetworks.com and d112152b.ess.barracudanetworks.com each have 209.222.82.252 IP addresses.

d112152a.ess.barracudanetworks.com and d112152b.ess.barracudanetworks.com each have 209.222.82.253 IP addresses.

d112152a.ess.barracudanetworks.com and d112152b.ess.barracudanetworks.com each have 209.222.82.255 IP addresses.