`jandjcontractors.com`

DNSSEC	⚠️ Not signed
A	216.92.163.13^{🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
		PTR	`jandjcontractors.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	`ns9.ns0.com`
		A	216.146.193.36^{🇺🇸 AS7859216.146.192.0/19 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203}
			PTR	`ns9.ns0.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=mYacUWwJJzIY5sdBgTwbn4zLk9WfU_zV0Hp(0x734c5554)vWVA`
TXT	`v=spf1 include:webmail.pair.com include:relay.pair.com include:pairlist.com a...`
SOA	`dns4.pair.com`root@pair.com 2025-11-18 #19

`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=1783788522

PTR for

13.163.92.216.in-addr.arpa

Same first word

jandjcontractors.com

DNS History

14 records (8 active, 6 former)

●NSdns4.pair.com2026-02-15 → 2026-07-11 · 3 obs

○ 2017-08-12 14:56:00
● 2026-02-15 00:26:20
● 2026-07-11 17:09:08

○NSns1.kwikom.com2015-06-11 → 2017-08-12 · 4 obs

● 2015-06-11 12:34:24
● 2017-08-12 14:56:00
○ 2026-02-15 00:26:20
○ 2026-07-11 17:09:08

○NSns2.kwikom.com2015-06-11 → 2017-08-12 · 4 obs

● 2015-06-11 12:34:24
● 2017-08-12 14:56:00
○ 2026-02-15 00:26:20
○ 2026-07-11 17:09:08

○NSns3.kwikom.com2015-06-11 → 2017-08-12 · 4 obs

● 2015-06-11 12:34:24
● 2017-08-12 14:56:00
○ 2026-02-15 00:26:20
○ 2026-07-11 17:09:08

●NSns9.ns0.com2026-02-15 → 2026-07-11 · 3 obs

○ 2017-08-12 14:56:00
● 2026-02-15 00:26:20
● 2026-07-11 17:09:08

●MXalt1.aspmx.l.google.com2026-02-15 → 2026-07-11 · 3 obs

○ 2017-08-12 14:56:00
● 2026-02-15 00:26:20
● 2026-07-11 17:09:08

●MXalt2.aspmx.l.google.com2026-02-15 → 2026-07-11 · 3 obs

○ 2017-08-12 14:56:00
● 2026-02-15 00:26:20
● 2026-07-11 17:09:08

●MXalt3.aspmx.l.google.com2026-02-15 → 2026-07-11 · 3 obs

○ 2017-08-12 14:56:00
● 2026-02-15 00:26:20
● 2026-07-11 17:09:08

●MXalt4.aspmx.l.google.com2026-02-15 → 2026-07-11 · 3 obs

○ 2017-08-12 14:56:00
● 2026-02-15 00:26:20
● 2026-07-11 17:09:08

●MXaspmx.l.google.com2026-02-15 → 2026-07-11 · 3 obs

○ 2017-08-12 14:56:00
● 2026-02-15 00:26:20
● 2026-07-11 17:09:08

○MXmail.bluetie.com2015-06-11 → 2017-08-12 · 4 obs

● 2015-06-11 12:34:24
● 2017-08-12 14:56:00
○ 2026-02-15 00:26:20
○ 2026-07-11 17:09:08

○A199.119.144.152015-06-11 → 2015-06-11 · 3 obs

● 2015-06-11 12:34:24
○ 2015-11-01 22:24:52
○ 2026-07-11 17:09:08

○A199.119.144.232015-11-01 → 2017-08-12 · 5 obs

○ 2015-06-11 12:34:24
● 2015-11-01 22:24:52
● 2017-08-12 14:56:00
○ 2026-02-15 00:26:20
○ 2026-07-11 17:09:08

●A216.92.163.132026-02-15 → 2026-07-11 · 3 obs

○ 2017-08-12 14:56:00
● 2026-02-15 00:26:20
● 2026-07-11 17:09:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jandjcontractors.com	dns4.pair.com, ns9.ns0.com	4 records

✅ Authoritative Response

Server:216.92.252.10

NS records: dns4.pair.com, ns9.ns0.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jandjcontractors.com (unsigned zone)

⏱️ Timing

Total: 321ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.92.163.13`
NS	2	`ns9.ns0.com, dns4.pair.com`
MX	5	`alt3.aspmx.l.google.com (pri: 10), alt4.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=mYacUWwJJzIY5sd, v=spf1 include:webmail.pair.com include:`
SOA	1	`dns4.pair.com root.pair.com`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns4.pair.com, dns4.pair.com, ns9.ns0.com...)

Analysis

IP Addresses

jandjcontractors.com has exactly one IP address — 216.92.163.13.

Name Servers

jandjcontractors.com is served by two delegated name servers, ns9.ns0.com and dns4.pair.com.

The name server configuration of jandjcontractors.com is shared with other domains, for instance samudraplanet.com, vpike.com, bigredbug.com and two others.

jandjcontractors.com partially shares its NS delegation with several other domains, including pravirmalik.com, tvtoys.com, bobdc.com and two others.

In DNS configurations, these name servers often share authority with ns2.quickserve.com, ns8.ns0.com, ns7.ns0.com and 3 other name servers.

Host names pointing to two IP addresses:

dns4.pair.com maps to two IP addresses — 216.92.252.10 and 2607:f440::d85c:fc0a.

Host names resolving to a single IP address:

ns9.ns0.com points to the IP address 216.146.193.36.

Mail Servers

jandjcontractors.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by jandjcontractors.com are shared with other domains: getjet.co, ns500759.ns500759.ns500759.ns500698.ns500736.ns500736.ns500735.ns500698.ns500736.ns500576.ns500576.ns500698.ns500698.ns500619.ns500619.trackreceptor.com, swastikpenn.com and two others among them.

It is common to find these mail servers paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and aspmx2.googlemail.com, as well as two others.

Host names pointing to two IP addresses:

aspmx.l.google.com maps to two IP addresses — 64.233.180.27 and 2607:f8b0:4004:c08::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.26 and 2a00:1450:400c:c23::1b.