dev.philasd.org - dns.ninja

dev.philasd.org

DNSSEC⚠️ Not signed
NSdns2.phila.k12.pa.us ⭐ ⚠️ Not in parent delegation
A170.235.0.20🇺🇸 AS11534170.235.0.0/16 Proxy fbo School District of Philadelphia (AS11534)
PTRdns2.iu26.co
PTRdns2.iu26.com
PTRdns2.philasd.com
PTRdns2.iu26.info
PTRdns2.philasd.info
PTRdns2.philasdfacilities.info
PTRdns2.iu26.mobi
PTRdns2.philasd.mobi
PTRdns2.iu26.net
PTRdns2.philasd.net
PTRdns2.iu26.org
PTRdns2.philasd.org
PTRdns2.iu26.tel
PTRdns2.philasd.tv
PTRdns2.iu26.us
PTRdns2.philasd.us
PTRdns2.philasd.(0x787878)
PTRdns2.phila.k12.pa.us
NSdns1.phila.k12.pa.us ⚠️ Not in parent delegation
A170.235.0.10🇺🇸 AS11534170.235.0.0/16 Proxy fbo School District of Philadelphia (AS11534)
PTRdns1.iu26.co
PTRdns1.iu26.com
PTRdns1.philasd.com
PTRdns1.iu26.info
PTRdns1.philasd.info
PTRdns1.philasdfacilities.info
PTRdns1.iu26.mobi
PTRdns1.philasd.mobi
PTRdns1.iu26.net
PTRdns1.philasd.net
PTRdns1.iu26.org
PTRdns1.philasd.org
PTRdns1.iu26.tel
PTRdns1.philasd.tv
PTRdns2.philasd.tv
PTRdns1.iu26.us
PTRdns1.philasd.us
PTRdns1.philasd.(0x787878)
PTRdns1.phila.k12.pa.us
MXaspmx.l.google.com
A2607:f8b0:4004:c23::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadrs-in-f26.1e100.net
A64.233.180.26🇺🇸 Google64.233.180.0/24
PTRon-in-f26.1e100.net
PTRpe-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1a🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f26.1e100.net
A172.253.157.26🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f26.1e100.net
TXTv=spf1 redirect=94zvri48._spf._d.mim.ec
TXTadobe-idp-site-verification=60457cb860e0ded02f97286d47b8c3f8ee5e0931f43943c95...
TXTgoogle-site-verification=wn4wKOOmum92qWPFLr3WaTsLU_8G4Fr5IVCbJEk9QDw
SOAdns2.phila.k12.pa.usplease_set_email@absolutely.nowhere serial=29

philasd.org

DNSSEC⚠️ Not signed
A170.235.128.2🇺🇸 AS11534170.235.0.0/16 Proxy fbo School District of Philadelphia (AS11534)
NSdns2.phila.k12.pa.us
NSdns1.phila.k12.pa.us
NSdns1.philasd.org
NSdns2.philasd.org
MXaspmx.l.google.com
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTZA=/WU4kqF9NgQvFhlfB06OlA==
TXTv=spf1 redirect=befnoicv._spf._d.mim.ec
TXTdocusign=1ddd992a-f594-4cce-b7e2-b063c55e1b01
TXTapple-domain-verification=VAqP8XkPmXeklKQp
TXTapple-domain-verification=3U9jhThZe4JndJoW
TXTgoogle-site-verification=Sy92uBcNRcBFcIqMm9mUdG2efmC3it5pI8YYgWZ7Xgk
TXTZOOM_verify_QkLtxpLxQdCj00mWliQMzA
TXTgoogle-site-verification=_Z4gXMfKAP4h43tJ8o9bqGba35PWrb1NMpT1N1bKpsw
TXT0ed1fe018a044516e9f8e74d40ab8db02b3ea6c758
SOAdns2.phila.k12.pa.usplease_set_email@absolutely.nowhere 2012-11-29 #76
WOT: SAFE (61/100)
rank #63565 globally
rank #6587 in the tld
🔒 HSTS Preload (+subdomains)
WOT: SAFE (68/100)
📈 Tranco rank: #63,711

Same first word

Similar names

DNS History

11 records (7 active, 4 former)

20162017201820192020202120222023202420252026NSdns1.phila.k12.pa.usdns2.phila.k12.pa.usMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comd32581a.ess.barracudanetworks.comd32581b.ess.barracudanetworks.commx1.philasd.orgmx2.philasd.org
NSdns1.phila.k12.pa.us2015-05-19 → 2026-07-27 · 2 obs
● 2015-05-19 05:19:16
● 2026-07-27 06:58:42
NSdns2.phila.k12.pa.us2015-05-19 → 2026-07-27 · 2 obs
● 2015-05-19 05:19:16
● 2026-07-27 06:58:42
MXalt1.aspmx.l.google.com2026-06-28 → 2026-07-27 · 3 obs
○ 2016-07-22 07:26:36
● 2026-06-28 20:14:12
● 2026-07-27 06:58:42
MXalt2.aspmx.l.google.com2026-06-28 → 2026-07-27 · 3 obs
○ 2016-07-22 07:26:36
● 2026-06-28 20:14:12
● 2026-07-27 06:58:42
MXalt3.aspmx.l.google.com2026-06-28 → 2026-07-27 · 3 obs
○ 2016-07-22 07:26:36
● 2026-06-28 20:14:12
● 2026-07-27 06:58:42
MXalt4.aspmx.l.google.com2026-06-28 → 2026-07-27 · 3 obs
○ 2016-07-22 07:26:36
● 2026-06-28 20:14:12
● 2026-07-27 06:58:42
MXaspmx.l.google.com2026-06-28 → 2026-07-27 · 3 obs
○ 2016-07-22 07:26:36
● 2026-06-28 20:14:12
● 2026-07-27 06:58:42
MXd32581a.ess.barracudanetworks.com2015-05-19 → 2016-07-22 · 4 obs
● 2015-05-19 05:19:16
● 2016-07-22 07:26:36
○ 2026-06-28 20:14:12
○ 2026-07-27 06:58:42
MXd32581b.ess.barracudanetworks.com2015-05-19 → 2016-07-22 · 4 obs
● 2015-05-19 05:19:16
● 2016-07-22 07:26:36
○ 2026-06-28 20:14:12
○ 2026-07-27 06:58:42
MXmx1.philasd.org2015-05-19 → 2016-07-22 · 4 obs
● 2015-05-19 05:19:16
● 2016-07-22 07:26:36
○ 2026-06-28 20:14:12
○ 2026-07-27 06:58:42
MXmx2.philasd.org2015-05-19 → 2016-07-22 · 4 obs
● 2015-05-19 05:19:16
● 2016-07-22 07:26:36
○ 2026-06-28 20:14:12
○ 2026-07-27 06:58:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
philasd.orgdns1.philasd.org, dns2.philasd.org, dns1.phila.k12.pa.us, dns2.phila.k12.pa.us2 records

✅ Authoritative Response

Server:170.235.0.10

NS records: dns1.philasd.org, dns2.philasd.org, dns1.phila.k12.pa.us, dns2.phila.k12.pa.us

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for philasd.org (unsigned zone)

⏱️ Timing

Total: 276ms | Queries: -

📄 Records

TypeCountSample Data
NS2dns1.phila.k12.pa.us, dns2.phila.k12.pa.us
MX5alt2.aspmx.l.google.com (pri: 5), alt1.aspmx.l.google.com (pri: 5)...
TXT3adobe-idp-site-verification=60457cb860e0, google-site-verification=wn4wKOOmum92qWP...
SOA1dns2.phila.k12.pa.us please_set_email.ab

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (dns1.philasd.org, dns2.philasd.org)

Analysis

Name Servers

dev.philasd.org has two authoritative name servers — dns1.phila.k12.pa.us and dns2.phila.k12.pa.us.

dev.philasd.org uses the same name servers as sof.philasd.org, 235.170.in-addr.arpa and pva.philasd.org, among others.

dev.philasd.org has at least partial name server overlap with other domains, such as philasd.mobi, philasd.tv, iu26.com and two others.

dns1.philasd.org, dns2.philasd.org and dns1.philasd.tv — plus 7 other name servers — are commonly paired with these name servers.

dns1.phila.k12.pa.us directs to 170.235.0.10 and dns2.phila.k12.pa.us directs to 170.235.0.20; each host name points to exactly one IP number.

Mail Servers

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

dev.philasd.org has at least partial mail server overlap with other domains such as ns500758.ns500758.ns500759.ns500698.ns500698.ns500698.ns500736.ns500698.ns500698.ns500736.ns500708.ns500708.ns500652.ns500576.trackreceptor.com, collingwoodpc.net, boseats.com and two more.

The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com resolves to 64.233.180.26 and 2607:f8b0:4004:c23::1a.

alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1a.