roller-school.org - robtex.com

roller-school.org

DNSSEC⚠️ Not signed
A116.251.204.40🇭🇰 ICDSoft116.251.204.0/24 ICD Soft Ltd 39-41 Tsvetna gradina str
PTRs216.sureserver.com
NSns1.s216.sureserver.com ⭐
A116.251.204.40🇭🇰 ICDSoft116.251.204.0/24 ICD Soft Ltd 39-41 Tsvetna gradina str
PTRs216.sureserver.com
NSns2.s216.sureserver.com
A116.251.206.40🇭🇰 ICDSoft116.251.206.0/24 ICD Soft Ltd 39-41 Tsvetna gradina str
PTRns2.s216.sureserver.com
MXmail.roller-school.org ⭐
A116.251.204.40🇭🇰 ICDSoft116.251.204.0/24 ICD Soft Ltd 39-41 Tsvetna gradina str
PTRs216.sureserver.com
TXTfacebook-domain-verification=5q6c8x35tmcfbebpl5nzyqq05o1wsl
TXTgoogle-site-verification=e7QhMjnw8fRQShr9ylJ7q2bEn_YC8r1JE-ymwRkdLZ4
TXTv=spf1 include:_spf.mlsend.com a mx include:s216.smtp-spf.sureserver.com ~all
SOAns1.s216.sureserver.comhostmaster@roller-school.org serial=1774323219

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=1773551953

Subdomains

relay1.roller-school.org
mail.roller-school.org

Same first word

roller-school.org
roller-school.es

DNS History

10 records (4 active, 6 former)

20162017201820192020202120222023202420252026NSns1.s216.sureserver.comns2.s216.sureserver.comns1.reg.runs2.reg.ruMXmail.roller-school.orgrelay1.roller-school.orgrelay2.roller-school.orgA116.251.204.4031.31.204.6187.242.78.186
○NSns1.reg.ru2015-05-28 → 2016-02-01 · 4 obs
● 2015-05-28 16:08:04
● 2016-02-01 11:16:06
○ 2016-07-04 15:47:18
○ 2026-03-24 04:18:44
●NSns1.s216.sureserver.com2026-02-21 → 2026-03-24 · 3 obs
○ 2016-07-04 15:47:18
● 2026-02-21 21:50:18
● 2026-03-24 04:18:44
○NSns2.reg.ru2015-05-28 → 2016-02-01 · 4 obs
● 2015-05-28 16:08:04
● 2016-02-01 11:16:06
○ 2016-07-04 15:47:18
○ 2026-03-24 04:18:44
●NSns2.s216.sureserver.com2026-02-21 → 2026-03-24 · 3 obs
○ 2016-07-04 15:47:18
● 2026-02-21 21:50:18
● 2026-03-24 04:18:44
●MXmail.roller-school.org2026-02-21 → 2026-03-24 · 3 obs
○ 2016-07-04 15:47:18
● 2026-02-21 21:50:18
● 2026-03-24 04:18:44
○MXrelay1.roller-school.org2015-05-28 → 2016-02-01 · 4 obs
● 2015-05-28 16:08:04
● 2016-02-01 11:16:06
○ 2016-07-04 15:47:18
○ 2026-03-24 04:18:44
○MXrelay2.roller-school.org2015-05-28 → 2016-02-01 · 4 obs
● 2015-05-28 16:08:04
● 2016-02-01 11:16:06
○ 2016-07-04 15:47:18
○ 2026-03-24 04:18:44
●A116.251.204.402026-02-21 → 2026-03-24 · 3 obs
○ 2016-07-04 15:47:18
● 2026-02-21 21:50:18
● 2026-03-24 04:18:44
○A31.31.204.612015-05-28 → 2016-02-01 · 4 obs
● 2015-05-28 16:08:04
● 2016-02-01 11:16:06
○ 2016-07-04 15:47:18
○ 2026-03-24 04:18:44
○A87.242.78.1862015-05-28 → 2016-02-01 · 4 obs
● 2015-05-28 16:08:04
● 2016-02-01 11:16:06
○ 2016-07-04 15:47:18
○ 2026-03-24 04:18:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
roller-school.orgns1.s216.sureserver.com, ns2.s216.sureserver.com-

✅ Authoritative Response

Server:116.251.204.40

NS records: ns1.s216.sureserver.com, ns2.s216.sureserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for roller-school.org (unsigned zone)

⏱️ Timing

Total: 1029ms | Queries: -

📄 Records

TypeCountSample Data
A1116.251.204.40
NS2ns1.s216.sureserver.com, ns2.s216.sureserver.com
MX1mail.roller-school.org (pri: 0)
TXT3facebook-domain-verification=5q6c8x35tmc, google-site-verification=e7QhMjnw8fRQShr...
SOA1ns1.s216.sureserver.com hostmaster.rolle

Analysis

Hierarchy

roller-school.org is a parent of relay1.roller-school.org and mail.roller-school.org.

IP Addresses

roller-school.org points to a single IP: 116.251.204.40.

Other host names, for instance taisun.hk, smartex.com.hk, westmaintoys.com, mail.hairbeautysources.com and mail.hk1000b.com share IP numbers with roller-school.org.

Name Servers

Two name servers ns1.s216.sureserver.com and ns2.s216.sureserver.com handle delegation for roller-school.org.

roller-school.org uses the same name server setup as other domains, for example asianera.biz, agptek.us, hk1000b.com, echk.com.hk and ware.hk.

Host names with one IP number: The host name ns1.s216.sureserver.com points to 116.251.204.40 and the host name ns2.s216.sureserver.com points to 116.251.206.40.

Mail Servers

roller-school.org is handled by a single mail server, mail.roller-school.org.

mail.roller-school.org points to a single IP: 116.251.204.40.