The BGP Instability Report

The BGP Instability Report is updated daily. This report
was generated on 24 January 2025 06:24 (UTC+1000)

50 Most active ASes for the past 14 days

RANK	ASN	UPDs	%	Prefixes	UPDs/Prefix	AS NAME
1	16509	400138	3.48%	12782	31.30	AMAZON-02, US
2	7552	271795	2.36%	3922	69.30	VIETEL-AS-AP Viettel Group, VN
3	8151	259866	2.26%	11725	22.16	UNINET, MX
4	39891	216634	1.88%	4814	45.00	ALJAWWALSTC-AS, SA
5	36183	112456	0.98%	546	205.96	AKAMAI-AS, US
6	4268	83408	0.73%	7	11915.43	CERNET-ASN-BLOCK, US
7	9829	81212	0.71%	2025	40.10	BSNL-NIB National Internet Backbone, IN
8	50010	75326	0.65%	663	113.61	NAWRAS-AS Sultanate of Oman, OM
9	55644	63732	0.55%	99	643.76	VIL-AS-AP Vodafone Idea Ltd, IN
10	12714	62845	0.55%	360	174.57	MEGAFON-AS Moscow, Russia, RU
11	9155	60809	0.53%	433	140.44	QNET Kuwait, KW
12	19429	59853	0.52%	692	86.49	ETB - Colombia, CO
13	51375	56772	0.49%	427	132.96	VIVA, BH
14	29571	55981	0.49%	1611	34.75	ORANGE-COTE-IVOIRE, CI
15	45899	55479	0.48%	3262	17.01	VNPT-AS-VN VNPT Corp, VN
16	36903	55250	0.48%	1249	44.24	MT-MPLS, MA
17	7713	55120	0.48%	3695	14.92	TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID
18	6057	52293	0.45%	575	90.94	Administracion Nacional de Telecomunicaciones, UY
19	56476	51680	0.45%	33	1566.06	ASCITYLINE, RU
20	11432	50943	0.44%	211	241.44	Telium Telecomunicacoes Ltda, BR
21	52965	50760	0.44%	132	384.55	1TELECOM SERVICOS DE TECNOLOGIA EM INTERNET LTDA, BR
22	37020	48724	0.42%	53	919.32	CELTEL-DRC, CD
23	9318	48555	0.42%	741	65.53	SKB-AS SK Broadband Co Ltd, KR
24	36914	47677	0.41%	571	83.50	KENET-AS, KE
25	4155	46291	0.40%	2331	19.86	USDA-1, US
26	9341	45097	0.39%	509	88.60	ICONPLN-ID-AP-ISP PT INDONESIA COMNETS PLUS, ID
27	25048	44780	0.39%	5	8956.00	DSNET DSNet, GB
28	9129	41618	0.36%	71	586.17	KE-NET2000, ZA
29	58224	39114	0.34%	1369	28.57	TCI, IR
30	17794	38684	0.34%	13	2975.69	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
31	8100	38390	0.33%	738	52.02	ASN-QUADRANET-GLOBAL, US
32	647	37795	0.33%	411	91.96	DNIC-ASBLK-00616-00665, US
33	20940	37542	0.33%	4059	9.25	AKAMAI-ASN1, NL
34	25019	34983	0.30%	928	37.70	SAUDINETSTC-AS, SA
35	16625	34292	0.30%	3052	11.24	AKAMAI-AS, US
36	9583	33132	0.29%	1892	17.51	SIFY-AS-IN Sify Limited, IN
37	5371	32981	0.29%	277	119.06	DNIC-ASBLK-05120-05376, US
38	12220	30954	0.27%	8	3869.25	I-EVOLVE-TECHNOLOGY-SERVICES, US
39	262907	30933	0.27%	626	49.41	BRASIL TECPAR \| AMIGO \| AVATO, BR
40	29256	30918	0.27%	453	68.25	INT-PDN-STE-AS STE PDN Internal AS, SY
41	136041	29697	0.26%	16	1856.06	CONNECTPLUS-AS-AP Singapore Telecom, ConnectPlus, SG
42	4628	29249	0.25%	446	65.58	PACIFICINTERNET-AS-AP Pacific Internet Pte Ltd, SG
43	20473	29111	0.25%	1261	23.09	AS-VULTR, US
44	18984	29087	0.25%	1	29087.00	MOBOWARE, US
45	27715	29078	0.25%	311	93.50	Locaweb Servicos de Internet SA, BR
46	24835	28870	0.25%	1683	17.15	RAYA-AS, EG
47	4181	28397	0.25%	1272	22.32	TDS-AS, US
48	11830	28360	0.25%	1996	14.21	Instituto Costarricense de Electricidad y Telecom., CR
49	209181	27882	0.24%	45	619.60	ZENEX5IVE-NL, GB
50	17501	27587	0.24%	200	137.94	WLINK-NEPAL-AS-AP WorldLink Communications Pvt Ltd, NP
Total		3262130	28.34%

50 Most active ASes for the past 14 days

RANK	ASN	UPDs/Prefix	%	Prefixes	UPDs	AS NAME
1	18984	29087.0	0.25%	1	29087	MOBOWARE, US
2	21603	25119.0	0.22%	18	25119	Universidad La Salle, AC, MX
3	265626	21980.0	0.19%	1	21980	SITE TELECOM, MX
4	25048	14926.7	0.39%	5	44780	DSNET DSNet, GB
5	7954	13177.0	0.11%	3	13177	IMMENSE-NETWORKS, US
6	17794	12894.7	0.34%	13	38684	HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
7	4268	11915.4	0.73%	7	83408	CERNET-ASN-BLOCK, US
8	47855	8749.0	0.08%	1	8749	PRIME Moscow branch, RU
9	139955	6792.0	0.06%	6	6792	DATAPRIME-AS-ID PT DATA PRIMA SOLUSINDO, ID
10	214495	6137.0	0.05%	1	6137	sc, US
11	50674	5514.0	0.05%	1	5514	SPBEX-AS, RU
12	207970	4893.0	0.04%	1	4893	MAILRU-AS, RU
13	28657	4801.5	0.08%	2	9603	MD Brasil - Tecnologia da Informacao Ltda, BR
14	265566	4289.0	0.19%	5	21445	TELESISTEMAS PENINSULARES SA DE CV, MX
15	45494	4052.0	0.04%	1	4052	LAHAI-SG NREN ASN for Misc. Root Servers and Community, NP
16	1880	3928.5	0.07%	21	7857	STUPI, SE
17	12220	3869.2	0.27%	8	30954	I-EVOLVE-TECHNOLOGY-SERVICES, US
18	136041	2699.7	0.26%	16	29697	CONNECTPLUS-AS-AP Singapore Telecom, ConnectPlus, SG
19	328928	2622.0	0.02%	1	2622	CEDESURK, CD
20	44265	2490.4	0.11%	8	12452	SMOLTELECOM-NET, RU
21	32685	2453.0	0.02%	1	2453	AEG-VISION, US
22	137258	2317.0	0.02%	1	2317	SHIRAZI-AS-AP Shirazi Investments Pvt Ltd., PK
23	396950	2266.0	0.02%	1	2266	COMSTBARTH-AS, FR
24	56639	2250.0	0.02%	1	2250	LNET-COM-UA-AS, UA
25	269932	2211.7	0.13%	7	15482	HUGO JAVIER ROLON QUINONEZ, PY
26	201469	2122.7	0.06%	3	6368	VINKU-AS, RU
27	199096	2115.2	0.17%	12	19037	LOGOS-AS, RU
28	33764	2085.0	0.02%	4	2085	AFRINIC-ZA-JNB-AS, MU
29	135445	1952.8	0.14%	8	15622	IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
30	265887	1898.6	0.12%	7	13290	R W TELECOMUNICACOES LTDA ME, BR
31	214950	1898.0	0.02%	1	1898	HKCJBTC, HK
32	7540	1807.9	0.13%	118	14463	HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
33	40138	1751.3	0.09%	12	10508	MDNET, US
34	15850	1740.3	0.05%	9	5221	AS15850, RU
35	149614	1653.0	0.01%	1	1653	TSIIPL-AS-IN TRANSACTION SOLUTIONS INTERNATIONAL INDIA PRIVATE LIMITED, IN
36	886	1614.0	0.01%	1	1614	SBH-IX-SERVICES, FR
37	56476	1566.1	0.45%	33	51680	ASCITYLINE, RU
38	64469	1544.0	0.01%	1	1544	UNICOM-AS, RU
39	5572	1512.0	0.01%	5	1512	BOTIK Public network of Pereslavl-Zalessky, RU
40	267715	1469.0	0.01%	1	1469	RED CENTROAMERICANA DE TELECOMUNICACIONES S.A, SUCURSAL GUATEMALA, SOCIEDAD EXTRANJERA, GT
41	13341	1448.6	0.06%	5	7243	TRANQUILITY, US
42	8987	1426.9	0.14%	88	15696	AMAZON EXPANSION, IE
43	401562	1413.0	0.01%	1	1413	OOXXLINK, US
44	60679	1407.0	0.02%	4	2814	FDR Freenom AS Number, NL
45	36411	1352.0	0.07%	21	8112	GEN-AS2, US
46	9129	1342.5	0.36%	71	41618	KE-NET2000, ZA
47	31104	1323.5	0.02%	2	2647	EVACY, FR
48	54746	1299.0	0.05%	4	5196	KLAZO-ASN, US
49	40936	1294.0	0.02%	3	2588	ACCS-21, US
50	11123	1292.7	0.17%
Total		241763.9	5.98%

50 Most active Prefixes for the past 14 days

RANK	PREFIX	UPDs	%	Origin AS -- AS NAME
1	106.77.224.0/19	30193	0.26%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
2	106.66.64.0/19	29476	0.25%	55644 -- VIL-AS-AP Vodafone Idea Ltd, IN
3	38.79.97.0/24	29087	0.25%	18984 -- MOBOWARE, US
4	172.225.180.0/24	25888	0.22%	36183 -- AKAMAI-AS, US
5	172.224.229.0/24	25726	0.22%	36183 -- AKAMAI-AS, US
6	172.225.181.0/24	25701	0.22%	36183 -- AKAMAI-AS, US
7	172.224.228.0/24	25666	0.22%	36183 -- AKAMAI-AS, US
8	200.33.98.0/24	25119	0.21%	21603 -- Universidad La Salle, AC, MX
9	104.206.88.0/22	23521	0.20%	62904 -- AS62904, US
10	201.71.207.0/24	21980	0.19%	265626 -- SITE TELECOM, MX
11	45.172.92.0/22	21348	0.18%	265566 -- TELESISTEMAS PENINSULARES SA DE CV, MX
12	124.248.160.0/19	18469	0.16%	23673 -- ONLINE-AS Cogetel Online, Cambodia, ISP, KH
13	101.234.43.0/24	17551	0.15%	136041 -- CONNECTPLUS-AS-AP Singapore Telecom, ConnectPlus, SG
14	45.164.22.0/24	17401	0.15%	23470 -- RELIABLESITE, US
15	38.224.214.0/24	16158	0.14%	174 -- COGENT-174, US
16	103.223.2.0/24	15463	0.13%	135445 -- IDNIC-AIRPAY-AS-ID PT. Airpay International Indonesia, ID
17	41.243.51.0/24	15135	0.13%	37020 -- CELTEL-DRC, CD
18	81.90.139.0/24	14932	0.13%	25048 -- DSNET DSNet, GB
19	81.90.133.0/24	14927	0.13%	25048 -- DSNET DSNet, GB
20	81.90.132.0/24	14921	0.13%	25048 -- DSNET DSNet, GB
21	185.239.17.0/24	14515	0.12%	199739 -- EARTHLINK-DMCC-IQ, AE
22	202.181.232.0/23	14307	0.12%	7540 -- HKCIX-AS-AP HongKong Commercial Internet Exchange, HK
23	41.243.50.0/24	13203	0.11%	37020 -- CELTEL-DRC, CD
24	207.167.116.0/22	13177	0.11%	7954 -- IMMENSE-NETWORKS, US
25	203.145.74.0/24	13109	0.11%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
26	203.145.78.0/24	13103	0.11%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
27	124.195.190.0/24	12597	0.11%	38684 -- CMBDAEJEON-AS-KR CMB Daejeon Broadcasting Co,.Ltd, KR
28	130.137.231.0/24	12535	0.11%	16509 -- AMAZON-02, US
29	202.45.88.0/24	12472	0.11%	17794 -- HTCL-ORANGE-HK-AP Hutchison Telephone Company Limited, HK
30	134.24.125.0/24	12441	0.11%	4268 -- CERNET-ASN-BLOCK, US
31	134.24.153.0/24	12441	0.11%	4268 -- CERNET-ASN-BLOCK, US
32	134.24.123.0/24	12439	0.11%	4268 -- CERNET-ASN-BLOCK, US
33	134.24.100.0/24	12437	0.11%	4268 -- CERNET-ASN-BLOCK, US
34	189.89.240.0/24	12216	0.10%	264120 -- G20 Telecomunicacoes Ltda, BR 28188 -- Pronto Net Ltda., BR
35	101.234.12.0/24	12115	0.10%	136041 -- CONNECTPLUS-AS-AP Singapore Telecom, ConnectPlus, SG
36	72.43.207.0/24	11951	0.10%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US
37	72.237.212.0/24	11774	0.10%	12220 -- I-EVOLVE-TECHNOLOGY-SERVICES, US 13602 -- I-EVOLVE-TECHNOLOGY-SERVICES-VTC, US
38	209.187.224.0/19	11229	0.09%	4268 -- CERNET-ASN-BLOCK, US
39	199.105.192.0/20	11211	0.09%	4268 -- CERNET-ASN-BLOCK, US
40	206.18.128.0/17	11210	0.09%	4268 -- CERNET-ASN-BLOCK, US
41	130.137.12.0/24	10305	0.09%	16509 -- AMAZON-02, US
42	130.137.108.0/24	9553	0.08%	16509 -- AMAZON-02, US
43	138.99.97.0/24	9551	0.08%	28657 -- MD Brasil - Tecnologia da Informacao Ltda, BR
44	84.205.66.0/24	9511	0.08%	12654 -- RIPE-NCC-RIS-AS Reseaux IP Europeens Network Coordination Centre RIPE NCC, NL
45	41.207.64.0/19	9104	0.08%	36915 -- AFOL-KE-AS, KE
46	173.82.16.0/24	8940	0.08%	16509 -- AMAZON-02, US
47	185.18.201.0/24	8749	0.07%	47855 -- PRIME Moscow branch, RU
48	173.82.9.0/24	8723	0.07%	16509 -- AMAZON-02, US
49	173.82.13.0/24	8657	0.07%	16509 -- AMAZON-02, US
50	62.113.88.0/24	8638	0.07%	8359 -- MTS, RU
Total		770875	6.56%

14 Day BGP Profile: 10-January-2025 00:00 - 23-January-2025 23:59 (UTC+1000)

Number of BGP Update Messages:	25986207
Number of Prefix Updates:	11500366
Number of Prefix Withdrawals:	333143
Average Prefixes per BGP Update:	0.46
Average BGP Update Messages per second:	21.48
Average Prefix Updates per second:	9.78
Peak BGP Update Message Rate per second:	33251	(20:48:48 Tue, 21-Jan-2025)
Peak Prefix Update Rate per second:	956	(22:57:10 Thu, 16-Jan-2025)
Peak Prefix Withdraw Rate per second:	13611	(20:48:48 Tue, 21-Jan-2025)
Prefix Count:	1015072
Updated Prefix Count:	669015
Stable Prefix Count:	346057
Origin AS Count:	76583
Updated Origin AS Count:	58989
Stable Origin AS Count:	17594
Unique Path Count:	552558
Updated Path Count:	408622
Stable Path Count:	143936

Hourly Average of Per-Second Updated and Withdrawn Prefix Rate

Hourly Peak of Per-Second Updated and Withdrawn Prefix Rate

Hourly Average Per-Second Updated Prefix Rate by Update Type

Hourly Peak of Per-Second Updated Prefix Rate by Update Type

BGP Table Activity

Cumulative Distribution of per-Prefix and per-AS Updates

Notes

The data has been gathered using a single eBGP peering with AS 131072. The observations of BGP path change are relative to this observation point. The updates are generated by a Quagga BGP implementation providing a timestamped log of incoming update messages. The timezone of this monitoring point is UTC+1000. Updates are processed on a 24 hour cycle.