`philasddirectinstruction.com`

DNSSEC	⚠️ Not signed
A	50.19.230.255^{🇺🇸 Amazon50.19.128.0/17 EC2 IAD prefix}
		PTR	`ec2-50-19-230-255.compute-1.amazonaws.com`
NS	`pdns85.ultradns.com` ⭐
		A	2001:502:f3ff::79^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns85.ultradns.com`
		A	156.154.64.85^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns85.ultradns.com`
NS	`pdns85.ultradns.biz`
		A	2610:a1:1015::79^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns85.ultradns.biz`
		A	156.154.66.85^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns85.ultradns.biz`
NS	`pdns85.ultradns.net`
		A	2610:a1:1014::79^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns85.ultradns.net`
		A	156.154.65.85^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns85.ultradns.net`
NS	`pdns85.ultradns.org`
		A	2001:502:4612::79^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns85.ultradns.org`
		A	156.154.67.85^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns85.ultradns.org`
MX	`mail.eppg.com` ⭐
TXT	`v=spf1 mx -all`
SOA	`pdns85.ultradns.com`hostmaster@mheducation.com 2014-12-04 #17

`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=1777071701

Same first word

philasddirectinstruction.com

DNS History

6 records (6 active, 0 former)

●NSpdns85.ultradns.biz2015-07-18 → 2026-04-24 · 2 obs

● 2015-07-18 12:03:10
● 2026-04-24 23:14:16

●NSpdns85.ultradns.com2015-07-18 → 2026-04-24 · 2 obs

● 2015-07-18 12:03:10
● 2026-04-24 23:14:16

●NSpdns85.ultradns.net2015-07-18 → 2026-04-24 · 2 obs

● 2015-07-18 12:03:10
● 2026-04-24 23:14:16

●NSpdns85.ultradns.org2015-07-18 → 2026-04-24 · 2 obs

● 2015-07-18 12:03:10
● 2026-04-24 23:14:16

●MXmail.eppg.com2015-07-18 → 2026-04-24 · 2 obs

● 2015-07-18 12:03:10
● 2026-04-24 23:14:16

●A50.19.230.2552015-07-18 → 2026-04-24 · 2 obs

● 2015-07-18 12:03:10
● 2026-04-24 23:14:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
philasddirectinstruction.com	pdns85.ultradns.net, pdns85.ultradns.com, pdns85.ultradns.biz, pdns85.ultradns.org	2 records

✅ Authoritative Response

Server:156.154.65.85

NS records: pdns85.ultradns.net, pdns85.ultradns.com, pdns85.ultradns.biz, pdns85.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for philasddirectinstruction.com (unsigned zone)

⏱️ Timing

Total: 549ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.19.230.255`
NS	4	`pdns85.ultradns.biz, pdns85.ultradns.com...`
MX	1	`mail.eppg.com (pri: 0)`
TXT	1	`v=spf1 mx -all`
SOA	1	`pdns85.ultradns.com hostmaster.mheducati`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (pdns85.ultradns.com, pdns85.ultradns.com)

Analysis

IP Addresses

philasddirectinstruction.com points to a single IP address: 50.19.230.255.

Other host names such as sra4kids.com, srailab.com, cpsmcgrawhillrti.com, chicagomcgrawhillrti.com and www.sra4kids.com share IP numbers with philasddirectinstruction.com.

Name Servers

philasddirectinstruction.com is delegated to four name servers: pdns85.ultradns.biz, pdns85.ultradns.com, pdns85.ultradns.net and pdns85.ultradns.org.

At least part of the name servers for philasddirectinstruction.com are shared with other domains, for instance mh-network.com, mheducation.com.au, srailab.com, mcgraw-hillcreate.net and connectbusinessstats.net.

Host names with two IP numbers:

pdns85.ultradns.biz points to: 2610:a1:1015::79 and 156.154.66.85

pdns85.ultradns.com points to: 2001:502:f3ff::79 and 156.154.64.85

pdns85.ultradns.net points to: 2610:a1:1014::79 and 156.154.65.85

pdns85.ultradns.org points to: 2001:502:4612::79 and 156.154.67.85

Mail Servers

The mail server for philasddirectinstruction.com is mail.eppg.com.

philasddirectinstruction.com uses the same mail server setup as other domains, for instance harrisons17.com, wgconnect.com, kensaladin.com, successinmathematics.com and sraimagineit.com.

philasddirectinstruction.com shares at least some mail servers with other domains, for example mcgraw-hill.com.au, imagineitassess.com, qbpos09.com, mcdonaldsthebook.com and sranumberworlds.com.

philasddirectinstruction.com - robtex.com