core-a.org - robtex.com

core-a.org

DNSSEC⚠️ Not signed
A2606:50c0:8000::153🇺🇸 Fastly2606:50c0:8000::/48 88 Colin P Kelly Jr Street San Francisco CA 94107 United States
A2606:50c0:8001::153🇺🇸 Fastly2606:50c0:8001::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States
A2606:50c0:8002::153🇺🇸 Fastly2606:50c0:8002::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States
A2606:50c0:8003::153🇺🇸 Fastly2606:50c0:8003::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States
A185.199.108.153🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24
A185.199.109.153🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24
A185.199.110.153🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24
A185.199.111.153🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24
NSmcgrory.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2caa🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmcgrory.ns.cloudflare.com
A2803:f800:50::6ca2:c3aa🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmcgrory.ns.cloudflare.com
A2a06:98c1:50::ac40:23aa🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmcgrory.ns.cloudflare.com
A108.162.195.170🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmcgrory.ns.cloudflare.com
A162.159.44.170Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmcgrory.ns.cloudflare.com
A172.64.35.170🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmcgrory.ns.cloudflare.com
NSraphaela.ns.cloudflare.com
A2606:4700:50::a29f:26c0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraphaela.ns.cloudflare.com
A2803:f800:50::6ca2:c2c0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRraphaela.ns.cloudflare.com
A2a06:98c1:50::ac40:22c0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRraphaela.ns.cloudflare.com
A108.162.194.192🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraphaela.ns.cloudflare.com
A162.159.38.192Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraphaela.ns.cloudflare.com
A172.64.34.192🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRraphaela.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4023:c0b::1a🇺🇸 Google2607:f8b0::/32
PTRdd-in-f26.1e100.net
A74.125.137.27🇺🇸 Google74.125.137.0/24
PTRdy-in-f27.1e100.net
MXalt1.aspmx.l.google.com(20)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(20)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXaspmx2.googlemail.com(30)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXaspmx3.googlemail.com(30)
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
MXaspmx4.googlemail.com(30)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXaspmx5.googlemail.com(30)
A2a00:1450:4025:c01::1a🇵🇱 Google2a00:1450:4025::/48
PTRrd-in-f26.1e100.net
A142.250.147.27🇺🇸 Google142.250.147.0/24
PTRrd-in-f27.1e100.net
TXTgoogle-site-verification=xNT5a4oH7Uozdv3WdenBL4stH1syLp6IclG0nfUP6cM
SOAmcgrory.ns.cloudflare.comdns@cloudflare.com serial=2403431084

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1778397305

Same first word

core-a.com
core-a.org
core-a.net

Similar names

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era-co.com
a-cero.info
care-o.fr
a-core.co
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a-reco.se
c-aero.com
a-cero.cl

DNS History

23 records (17 active, 6 former)

20162017201820192020202120222023202420252026NSmcgrory.ns.cloudflare.comraphaela.ns.cloudflare.comns231.dnsever.comns259.dnsever.comns48.dnsever.comns55.dnsever.comns89.dnsever.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA185.199.108.153185.199.109.153185.199.110.153185.199.111.1532606:50c0:8000::1532606:50c0:8001::1532606:50c0:8002::1532606:50c0:8003::15354.250.119.148
●NSmcgrory.ns.cloudflare.com2026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
○NSns231.dnsever.com2015-08-06 → 2017-06-10 · 4 obs
● 2015-08-06 01:15:16
● 2017-06-10 08:30:58
○ 2026-05-09 16:20:58
○ 2026-05-10 07:21:40
○NSns259.dnsever.com2015-08-06 → 2017-06-10 · 4 obs
● 2015-08-06 01:15:16
● 2017-06-10 08:30:58
○ 2026-05-09 16:20:58
○ 2026-05-10 07:21:40
○NSns48.dnsever.com2015-08-06 → 2017-06-10 · 4 obs
● 2015-08-06 01:15:16
● 2017-06-10 08:30:58
○ 2026-05-09 16:20:58
○ 2026-05-10 07:21:40
○NSns55.dnsever.com2015-08-06 → 2017-06-10 · 4 obs
● 2015-08-06 01:15:16
● 2017-06-10 08:30:58
○ 2026-05-09 16:20:58
○ 2026-05-10 07:21:40
○NSns89.dnsever.com2015-08-06 → 2017-06-10 · 4 obs
● 2015-08-06 01:15:16
● 2017-06-10 08:30:58
○ 2026-05-09 16:20:58
○ 2026-05-10 07:21:40
●NSraphaela.ns.cloudflare.com2026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
●MXalt1.aspmx.l.google.com2015-08-06 → 2026-05-10 · 2 obs
● 2015-08-06 01:15:16
● 2026-05-10 07:21:40
●MXalt2.aspmx.l.google.com2015-08-06 → 2026-05-10 · 2 obs
● 2015-08-06 01:15:16
● 2026-05-10 07:21:40
●MXaspmx.l.google.com2015-08-06 → 2026-05-10 · 2 obs
● 2015-08-06 01:15:16
● 2026-05-10 07:21:40
●MXaspmx2.googlemail.com2015-08-06 → 2026-05-10 · 2 obs
● 2015-08-06 01:15:16
● 2026-05-10 07:21:40
●MXaspmx3.googlemail.com2015-08-06 → 2026-05-10 · 2 obs
● 2015-08-06 01:15:16
● 2026-05-10 07:21:40
●MXaspmx4.googlemail.com2015-08-06 → 2026-05-10 · 2 obs
● 2015-08-06 01:15:16
● 2026-05-10 07:21:40
●MXaspmx5.googlemail.com2015-08-06 → 2026-05-10 · 2 obs
● 2015-08-06 01:15:16
● 2026-05-10 07:21:40
●A185.199.108.1532026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
●A185.199.109.1532026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
●A185.199.110.1532026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
●A185.199.111.1532026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
●A2606:50c0:8000::1532026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
●A2606:50c0:8001::1532026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
●A2606:50c0:8002::1532026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
●A2606:50c0:8003::1532026-05-09 → 2026-05-10 · 3 obs
○ 2017-06-10 08:30:58
● 2026-05-09 16:20:58
● 2026-05-10 07:21:40
○A54.250.119.1482015-08-06 → 2017-06-10 · 4 obs
● 2015-08-06 01:15:16
● 2017-06-10 08:30:58
○ 2026-05-09 16:20:58
○ 2026-05-10 07:21:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgd0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org-
core-a.orgmcgrory.ns.cloudflare.com, raphaela.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.170

NS records: mcgrory.ns.cloudflare.com, raphaela.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for core-a.org (unsigned zone)

⏱️ Timing

Total: 628ms | Queries: -

📄 Records

TypeCountSample Data
A4185.199.109.153, 185.199.110.153...
AAAA42606:50c0:8000::153, 2606:50c0:8001::153...
NS2mcgrory.ns.cloudflare.com, raphaela.ns.cloudflare.com
MX7aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...
TXT1google-site-verification=xNT5a4oH7Uozdv3
SOA1mcgrory.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

core-a.org points to the following eight IP numbers: 2606:50c0:8000::153, 2606:50c0:8001::153, 2606:50c0:8002::153, 2606:50c0:8003::153, 185.199.108.153, 185.199.109.153, 185.199.110.153 and 185.199.111.153.

Other host names, for instance jovo.me, studyoflife.org, puma.io, ashbardhan.github.io and timdyang.com share IP numbers with core-a.org.

Name Servers

Two name servers mcgrory.ns.cloudflare.com and raphaela.ns.cloudflare.com handle delegation for core-a.org.

core-a.org uses the same name server setup as other domains, for example rxfrnnct.today, theclaudedojo.com, bingotopsns.com, yngdha3.xyz and xaxvkmfvck.xyz.

core-a.org partially shares name servers with other domains; examples include improving-me.com, vencord.dev, posipricing.com, d(0x616e616c)axmimatrimonygroup.com and xpdbk.com.

These name servers are often used with the name servers eve.ns.cloudflare.com and kim.ns.cloudflare.com.

Host names with six IP numbers: mcgrory.ns.cloudflare.com points to: 2606:4700:58::a29f:2caa, 2803:f800:50::6ca2:c3aa, 2a06:98c1:50::ac40:23aa, 108.162.195.170, 162.159.44.170 and 172.64.35.170; raphaela.ns.cloudflare.com points to: 2606:4700:50::a29f:26c0, 2803:f800:50::6ca2:c2c0, 2a06:98c1:50::ac40:22c0, 108.162.194.192, 162.159.38.192 and 172.64.34.192.

Mail Servers

Seven mail servers handle core-a.org: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

core-a.org shares some mail servers with other domains, at least partially, such as ns500754.ns500731.ns500731.ns500754.ns500704.ns500671.ns500704.ns500688.ns500688.ns500291.ns500291.ns500291.ns500131.lustychickser.com, ns500742.ns500731.ns500731.ns500754.ns500731.ns500671.ns500704.ns500671.ns500704.ns500649.ns500291.ns500666.tenderladiesbz.com, ns500754.ns500754.ns500754.ns500731.ns500704.ns500704.ns500705.ns500705.ns500705.ns500649.ns500678.lusty(0x736c7574)z.com, ns500599.ns500724.ns500599.ns500599.ns500724.ns500737.ns500737.ns500599.ns500737.ns500697.ns500583.ns500583.ns500697.www.yummyflingsfinder.com and ns500758.ns500758.ns500759.ns500736.ns500735.ns500735.ns500735.ns500736.ns500735.ns500698.ns500698.ns500576.ns500619.ns500698.ns500652.ns500576.trackreceptor.com.

These mail servers are often used together with alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with two IPs

Host name aspmx2.googlemail.com has two IPs: 2800:3f0:4003:c0f::1b and 108.177.123.26.

Host name aspmx3.googlemail.com has two IPs: 2a00:1450:400b:c02::1b and 172.253.116.26.

Host name aspmx4.googlemail.com has two IPs: 2a00:1450:4009:c0f::1a and 192.178.223.26.

Host name aspmx5.googlemail.com has two IPs: 2a00:1450:4025:c01::1a and 142.250.147.27.

Host name aspmx.l.google.com has two IPs: 2607:f8b0:4023:c0b::1a and 74.125.137.27.

Host name alt1.aspmx.l.google.com has two IPs: 2800:3f0:4003:c0f::1b and 108.177.123.26.

Host name alt2.aspmx.l.google.com has two IPs: 2a00:1450:400b:c02::1a and 172.253.116.27.

Host names that point to 2800:3f0:4003:c0f::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names that point to 108.177.123.26: aspmx2.googlemail.com and alt1.aspmx.l.google.com.